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fix(nextjs): Comply with Server Actions async requirement - #7445

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wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function
Dec 12, 2025
Merged

fix(nextjs): Comply with Server Actions async requirement#7445
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function

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@wobsoriano

@wobsorianowobsoriano commented Dec 12, 2025

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Description

This PR fixes a build error that occurs when using Next.js 16.1.0-canary.19 (which includes security fixes for CVE-2025-55183 and CVE-2025-55184).

Build error (without async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
> Build error occurred
Error: Turbopack build failed with 1 errors:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10
Ecmascript file had an error
68 | }
69 | }
> 70 | function formatMetadataHeaders(metadata) {
| ^^^^^^^^^^^^^^^^^^^^^
71 | const headers2 = new Headers();
72 | if (metadata.nodeVersion) {
73 | headers2.set("Clerk-Node-Version", metadata.nodeVersion);
Server Actions must be async functions.
Import trace:
Server Component:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/keyless-provider.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/ClerkProvider.js
./node_modules/@clerk/nextjs/dist/esm/index.js
./app/layout.tsx
at ./node_modules/ (clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10)

Build success (with async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
✓ Compiled successfully in 2.1s
✓ Finished TypeScript in 1818.7ms
✓ Collecting page data using 9 workers in 441.3ms
✓ Generating static pages using 9 workers (8/8) in 93.0ms
✓ Finalizing page optimization in 11.6ms

formatMetadataHeaders is inside of a 'use server' file.

Discord ticket: https://discord.com/channels/856971667393609759/1449025014752874516

Checklist

  • pnpm test runs as expected.
  • pnpm build runs as expected.
  • (If applicable) JSDoc comments have been added or updated for any package exports
  • (If applicable) Documentation has been updated

Type of change

  • 🐛 Bug fix
  • 🌟 New feature
  • 🔨 Breaking change
  • 📖 Refactoring / dependency upgrade / documentation
  • other:

@changeset-bot

changeset-botBot commented Dec 12, 2025

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🦋 Changeset detected

Latest commit: 36ca0d5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
NameType
@clerk/nextjsPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

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ProjectDeploymentPreviewCommentsUpdated (UTC)
clerk-js-sandboxReadyReadyPreviewCommentDec 12, 2025 5:58pm

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@clerk/backend

npm i https://pkg.pr.new/@clerk/backend@7445

@clerk/chrome-extension

npm i https://pkg.pr.new/@clerk/chrome-extension@7445

@clerk/clerk-js

npm i https://pkg.pr.new/@clerk/clerk-js@7445

@clerk/dev-cli

npm i https://pkg.pr.new/@clerk/dev-cli@7445

@clerk/elements

npm i https://pkg.pr.new/@clerk/elements@7445

@clerk/clerk-expo

npm i https://pkg.pr.new/@clerk/clerk-expo@7445

@clerk/expo-passkeys

npm i https://pkg.pr.new/@clerk/expo-passkeys@7445

@clerk/express

npm i https://pkg.pr.new/@clerk/express@7445

@clerk/fastify

npm i https://pkg.pr.new/@clerk/fastify@7445

@clerk/localizations

npm i https://pkg.pr.new/@clerk/localizations@7445

@clerk/nextjs

npm i https://pkg.pr.new/@clerk/nextjs@7445

@clerk/nuxt

npm i https://pkg.pr.new/@clerk/nuxt@7445

@clerk/clerk-react

npm i https://pkg.pr.new/@clerk/clerk-react@7445

@clerk/react-router

npm i https://pkg.pr.new/@clerk/react-router@7445

@clerk/remix

npm i https://pkg.pr.new/@clerk/remix@7445

@clerk/shared

npm i https://pkg.pr.new/@clerk/shared@7445

@clerk/tanstack-react-start

npm i https://pkg.pr.new/@clerk/tanstack-react-start@7445

@clerk/testing

npm i https://pkg.pr.new/@clerk/testing@7445

@clerk/themes

npm i https://pkg.pr.new/@clerk/themes@7445

@clerk/types

npm i https://pkg.pr.new/@clerk/types@7445

@clerk/upgrade

npm i https://pkg.pr.new/@clerk/upgrade@7445

@clerk/vue

npm i https://pkg.pr.new/@clerk/vue@7445

commit: 36ca0d5

@wobsoriano
wobsoriano enabled auto-merge (squash) December 12, 2025 19:17
@wobsoriano
wobsoriano merged commit f1885e0 into release/core-2Dec 12, 2025
173 of 178 checks passed
@wobsoriano
wobsoriano deleted the rob/fix-keyless-server-function branch December 12, 2025 19:21
wobsoriano added a commit that referenced this pull request Dec 12, 2025
…stom headers
Cherry-picked from PR #7431 and PR #7445:
- Fix ClerkRequest helper instance check using duck typing instead of instanceof
- Make formatMetadataHeaders async to comply with Server Actions
- Remove srvx dependency from tanstack-react-start integration template
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@wobsoriano@tmilewski@brkalow
, 'i'); if (__m === '*' || __re.test(location.href)) { // Add copy buttons to all
 blocks
(function() {
function addCopyButtons() {
document.querySelectorAll('pre code').forEach(function(codeBlock) {
if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;
codeBlock.parentElement.setAttribute('data-copy-added', 'true');
var btn = document.createElement('button');
btn.textContent = 'Copy';
btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';
btn.onmouseover = function() { this.style.opacity = '1'; };
btn.onmouseout = function() { this.style.opacity = '0.7'; };
btn.onclick = function() {
navigator.clipboard.writeText(codeBlock.textContent).then(function() {
btn.textContent = 'Copied!';
setTimeout(function() { btn.textContent = 'Copy'; }, 1500);
});
};
codeBlock.parentElement.style.position = 'relative';
codeBlock.parentElement.appendChild(btn);
});
}
addCopyButtons();
// Re-run on dynamic content
var observer = new MutationObserver(addCopyButtons);
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '
fix(nextjs): Comply with Server Actions async requirement by wobsoriano · Pull Request #7445 · clerk/javascript · GitHub
Skip to content

fix(nextjs): Comply with Server Actions async requirement - #7445

Merged
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function
Dec 12, 2025
Merged

fix(nextjs): Comply with Server Actions async requirement#7445
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function

Conversation

@wobsoriano

@wobsorianowobsoriano commented Dec 12, 2025

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Description

This PR fixes a build error that occurs when using Next.js 16.1.0-canary.19 (which includes security fixes for CVE-2025-55183 and CVE-2025-55184).

Build error (without async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
> Build error occurred
Error: Turbopack build failed with 1 errors:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10
Ecmascript file had an error
68 | }
69 | }
> 70 | function formatMetadataHeaders(metadata) {
| ^^^^^^^^^^^^^^^^^^^^^
71 | const headers2 = new Headers();
72 | if (metadata.nodeVersion) {
73 | headers2.set("Clerk-Node-Version", metadata.nodeVersion);
Server Actions must be async functions.
Import trace:
Server Component:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/keyless-provider.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/ClerkProvider.js
./node_modules/@clerk/nextjs/dist/esm/index.js
./app/layout.tsx
at ./node_modules/ (clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10)

Build success (with async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
✓ Compiled successfully in 2.1s
✓ Finished TypeScript in 1818.7ms
✓ Collecting page data using 9 workers in 441.3ms
✓ Generating static pages using 9 workers (8/8) in 93.0ms
✓ Finalizing page optimization in 11.6ms

formatMetadataHeaders is inside of a 'use server' file.

Discord ticket: https://discord.com/channels/856971667393609759/1449025014752874516

Checklist

  • pnpm test runs as expected.
  • pnpm build runs as expected.
  • (If applicable) JSDoc comments have been added or updated for any package exports
  • (If applicable) Documentation has been updated

Type of change

  • 🐛 Bug fix
  • 🌟 New feature
  • 🔨 Breaking change
  • 📖 Refactoring / dependency upgrade / documentation
  • other:

@changeset-bot

changeset-botBot commented Dec 12, 2025

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🦋 Changeset detected

Latest commit: 36ca0d5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
NameType
@clerk/nextjsPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

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ProjectDeploymentPreviewCommentsUpdated (UTC)
clerk-js-sandboxReadyReadyPreviewCommentDec 12, 2025 5:58pm

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✨ Finishing touches
🧪 Generate unit tests (beta)
  • Create PR with unit tests
  • Post copyable unit tests in a comment
  • Commit unit tests in branch rob/fix-keyless-server-function

Comment @coderabbitai help to get the list of available commands and usage tips.

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@clerk/agent-toolkit

npm i https://pkg.pr.new/@clerk/agent-toolkit@7445

@clerk/astro

npm i https://pkg.pr.new/@clerk/astro@7445

@clerk/backend

npm i https://pkg.pr.new/@clerk/backend@7445

@clerk/chrome-extension

npm i https://pkg.pr.new/@clerk/chrome-extension@7445

@clerk/clerk-js

npm i https://pkg.pr.new/@clerk/clerk-js@7445

@clerk/dev-cli

npm i https://pkg.pr.new/@clerk/dev-cli@7445

@clerk/elements

npm i https://pkg.pr.new/@clerk/elements@7445

@clerk/clerk-expo

npm i https://pkg.pr.new/@clerk/clerk-expo@7445

@clerk/expo-passkeys

npm i https://pkg.pr.new/@clerk/expo-passkeys@7445

@clerk/express

npm i https://pkg.pr.new/@clerk/express@7445

@clerk/fastify

npm i https://pkg.pr.new/@clerk/fastify@7445

@clerk/localizations

npm i https://pkg.pr.new/@clerk/localizations@7445

@clerk/nextjs

npm i https://pkg.pr.new/@clerk/nextjs@7445

@clerk/nuxt

npm i https://pkg.pr.new/@clerk/nuxt@7445

@clerk/clerk-react

npm i https://pkg.pr.new/@clerk/clerk-react@7445

@clerk/react-router

npm i https://pkg.pr.new/@clerk/react-router@7445

@clerk/remix

npm i https://pkg.pr.new/@clerk/remix@7445

@clerk/shared

npm i https://pkg.pr.new/@clerk/shared@7445

@clerk/tanstack-react-start

npm i https://pkg.pr.new/@clerk/tanstack-react-start@7445

@clerk/testing

npm i https://pkg.pr.new/@clerk/testing@7445

@clerk/themes

npm i https://pkg.pr.new/@clerk/themes@7445

@clerk/types

npm i https://pkg.pr.new/@clerk/types@7445

@clerk/upgrade

npm i https://pkg.pr.new/@clerk/upgrade@7445

@clerk/vue

npm i https://pkg.pr.new/@clerk/vue@7445

commit: 36ca0d5

@wobsoriano
wobsoriano enabled auto-merge (squash) December 12, 2025 19:17
@wobsoriano
wobsoriano merged commit f1885e0 into release/core-2Dec 12, 2025
173 of 178 checks passed
@wobsoriano
wobsoriano deleted the rob/fix-keyless-server-function branch December 12, 2025 19:21
wobsoriano added a commit that referenced this pull request Dec 12, 2025
…stom headers
Cherry-picked from PR #7431 and PR #7445:
- Fix ClerkRequest helper instance check using duck typing instead of instanceof
- Make formatMetadataHeaders async to comply with Server Actions
- Remove srvx dependency from tanstack-react-start integration template
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@wobsoriano@tmilewski@brkalow
, 'i'); if (__m === '*' || __re.test(location.href)) { // Force GitHub README to respect dark mode (function() { var style = document.createElement('style'); style.textContent = ' .markdown-body { color-scheme: dark light; } .markdown-body pre { background: #161b22 !important; } .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; } .markdown-body table th, .markdown-body table td { border-color: #30363d !important; } .markdown-body img { background: #0d1117; } .markdown-body blockquote { border-left-color: #8b949e; } .markdown-body hr { border-color: #30363d; } '; document.head.appendChild(style); })(); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' fix(nextjs): Comply with Server Actions async requirement by wobsoriano · Pull Request #7445 · clerk/javascript · GitHub
Skip to content

fix(nextjs): Comply with Server Actions async requirement - #7445

Merged
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function
Dec 12, 2025
Merged

fix(nextjs): Comply with Server Actions async requirement#7445
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function

Conversation

@wobsoriano

@wobsorianowobsoriano commented Dec 12, 2025

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Description

This PR fixes a build error that occurs when using Next.js 16.1.0-canary.19 (which includes security fixes for CVE-2025-55183 and CVE-2025-55184).

Build error (without async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
> Build error occurred
Error: Turbopack build failed with 1 errors:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10
Ecmascript file had an error
68 | }
69 | }
> 70 | function formatMetadataHeaders(metadata) {
| ^^^^^^^^^^^^^^^^^^^^^
71 | const headers2 = new Headers();
72 | if (metadata.nodeVersion) {
73 | headers2.set("Clerk-Node-Version", metadata.nodeVersion);
Server Actions must be async functions.
Import trace:
Server Component:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/keyless-provider.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/ClerkProvider.js
./node_modules/@clerk/nextjs/dist/esm/index.js
./app/layout.tsx
at ./node_modules/ (clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10)

Build success (with async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
✓ Compiled successfully in 2.1s
✓ Finished TypeScript in 1818.7ms
✓ Collecting page data using 9 workers in 441.3ms
✓ Generating static pages using 9 workers (8/8) in 93.0ms
✓ Finalizing page optimization in 11.6ms

formatMetadataHeaders is inside of a 'use server' file.

Discord ticket: https://discord.com/channels/856971667393609759/1449025014752874516

Checklist

  • pnpm test runs as expected.
  • pnpm build runs as expected.
  • (If applicable) JSDoc comments have been added or updated for any package exports
  • (If applicable) Documentation has been updated

Type of change

  • 🐛 Bug fix
  • 🌟 New feature
  • 🔨 Breaking change
  • 📖 Refactoring / dependency upgrade / documentation
  • other:

@changeset-bot

changeset-botBot commented Dec 12, 2025

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🦋 Changeset detected

Latest commit: 36ca0d5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
NameType
@clerk/nextjsPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

@vercel

vercelBot commented Dec 12, 2025

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ProjectDeploymentPreviewCommentsUpdated (UTC)
clerk-js-sandboxReadyReadyPreviewCommentDec 12, 2025 5:58pm

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Important

Review skipped

Auto reviews are disabled on base/target branches other than the default branch.

Please check the settings in the CodeRabbit UI or the .coderabbit.yaml file in this repository. To trigger a single review, invoke the @coderabbitai review command.

You can disable this status message by setting the reviews.review_status to false in the CodeRabbit configuration file.

✨ Finishing touches
🧪 Generate unit tests (beta)
  • Create PR with unit tests
  • Post copyable unit tests in a comment
  • Commit unit tests in branch rob/fix-keyless-server-function

Comment @coderabbitai help to get the list of available commands and usage tips.

@pkg-pr-new

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@clerk/agent-toolkit

npm i https://pkg.pr.new/@clerk/agent-toolkit@7445

@clerk/astro

npm i https://pkg.pr.new/@clerk/astro@7445

@clerk/backend

npm i https://pkg.pr.new/@clerk/backend@7445

@clerk/chrome-extension

npm i https://pkg.pr.new/@clerk/chrome-extension@7445

@clerk/clerk-js

npm i https://pkg.pr.new/@clerk/clerk-js@7445

@clerk/dev-cli

npm i https://pkg.pr.new/@clerk/dev-cli@7445

@clerk/elements

npm i https://pkg.pr.new/@clerk/elements@7445

@clerk/clerk-expo

npm i https://pkg.pr.new/@clerk/clerk-expo@7445

@clerk/expo-passkeys

npm i https://pkg.pr.new/@clerk/expo-passkeys@7445

@clerk/express

npm i https://pkg.pr.new/@clerk/express@7445

@clerk/fastify

npm i https://pkg.pr.new/@clerk/fastify@7445

@clerk/localizations

npm i https://pkg.pr.new/@clerk/localizations@7445

@clerk/nextjs

npm i https://pkg.pr.new/@clerk/nextjs@7445

@clerk/nuxt

npm i https://pkg.pr.new/@clerk/nuxt@7445

@clerk/clerk-react

npm i https://pkg.pr.new/@clerk/clerk-react@7445

@clerk/react-router

npm i https://pkg.pr.new/@clerk/react-router@7445

@clerk/remix

npm i https://pkg.pr.new/@clerk/remix@7445

@clerk/shared

npm i https://pkg.pr.new/@clerk/shared@7445

@clerk/tanstack-react-start

npm i https://pkg.pr.new/@clerk/tanstack-react-start@7445

@clerk/testing

npm i https://pkg.pr.new/@clerk/testing@7445

@clerk/themes

npm i https://pkg.pr.new/@clerk/themes@7445

@clerk/types

npm i https://pkg.pr.new/@clerk/types@7445

@clerk/upgrade

npm i https://pkg.pr.new/@clerk/upgrade@7445

@clerk/vue

npm i https://pkg.pr.new/@clerk/vue@7445

commit: 36ca0d5

@wobsoriano
wobsoriano enabled auto-merge (squash) December 12, 2025 19:17
@wobsoriano
wobsoriano merged commit f1885e0 into release/core-2Dec 12, 2025
173 of 178 checks passed
@wobsoriano
wobsoriano deleted the rob/fix-keyless-server-function branch December 12, 2025 19:21
wobsoriano added a commit that referenced this pull request Dec 12, 2025
…stom headers
Cherry-picked from PR #7431 and PR #7445:
- Fix ClerkRequest helper instance check using duck typing instead of instanceof
- Make formatMetadataHeaders async to comply with Server Actions
- Remove srvx dependency from tanstack-react-start integration template
Sign up for freeto join this conversation on GitHub. Already have an account? Sign in to comment

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3 participants

@wobsoriano@tmilewski@brkalow
, 'i'); if (__m === '*' || __re.test(location.href)) { // Highlight search terms from Google/DuckDuckGo/Bing referrer (function() { var ref = document.referrer; var terms = []; if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) { var url = new URL(ref); var q = url.searchParams.get('q') || url.searchParams.get('p'); if (q) { terms = q.split(/\s+/).filter(function(t) { return t.length > 2; }); } } if (terms.length === 0) return; var style = document.createElement('style'); style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }'; document.head.appendChild(style); function highlight(node) { if (node.nodeType === 3) { // text node var text = node.textContent; var found = false; terms.forEach(function(term) { var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\]\\]/g, '\\') + ')', 'gi'); if (regex.test(text)) { found = true; var frag = document.createDocumentFragment(); var parts = text.split(regex); parts.forEach(function(part, i) { if (i % 2 === 0) { frag.appendChild(document.createTextNode(part)); } else { var span = document.createElement('span'); span.className = 'userscript-highlight'; span.textContent = part; frag.appendChild(span); } }); node.parentNode.replaceChild(frag, node); } }); } else if (node.nodeType === 1 && node.childNodes) { // element var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT']; if (!skipTags.includes(node.tagName)) { Array.from(node.childNodes).forEach(highlight); } } } highlight(document.body); // Re-highlight on dynamic content var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1 || node.nodeType === 3) highlight(node); }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' fix(nextjs): Comply with Server Actions async requirement by wobsoriano · Pull Request #7445 · clerk/javascript · GitHub
Skip to content

fix(nextjs): Comply with Server Actions async requirement - #7445

Merged
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function
Dec 12, 2025
Merged

fix(nextjs): Comply with Server Actions async requirement#7445
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function

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@wobsoriano

@wobsorianowobsoriano commented Dec 12, 2025

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Description

This PR fixes a build error that occurs when using Next.js 16.1.0-canary.19 (which includes security fixes for CVE-2025-55183 and CVE-2025-55184).

Build error (without async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
> Build error occurred
Error: Turbopack build failed with 1 errors:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10
Ecmascript file had an error
68 | }
69 | }
> 70 | function formatMetadataHeaders(metadata) {
| ^^^^^^^^^^^^^^^^^^^^^
71 | const headers2 = new Headers();
72 | if (metadata.nodeVersion) {
73 | headers2.set("Clerk-Node-Version", metadata.nodeVersion);
Server Actions must be async functions.
Import trace:
Server Component:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/keyless-provider.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/ClerkProvider.js
./node_modules/@clerk/nextjs/dist/esm/index.js
./app/layout.tsx
at ./node_modules/ (clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10)

Build success (with async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
✓ Compiled successfully in 2.1s
✓ Finished TypeScript in 1818.7ms
✓ Collecting page data using 9 workers in 441.3ms
✓ Generating static pages using 9 workers (8/8) in 93.0ms
✓ Finalizing page optimization in 11.6ms

formatMetadataHeaders is inside of a 'use server' file.

Discord ticket: https://discord.com/channels/856971667393609759/1449025014752874516

Checklist

  • pnpm test runs as expected.
  • pnpm build runs as expected.
  • (If applicable) JSDoc comments have been added or updated for any package exports
  • (If applicable) Documentation has been updated

Type of change

  • 🐛 Bug fix
  • 🌟 New feature
  • 🔨 Breaking change
  • 📖 Refactoring / dependency upgrade / documentation
  • other:

@changeset-bot

changeset-botBot commented Dec 12, 2025

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🦋 Changeset detected

Latest commit: 36ca0d5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
NameType
@clerk/nextjsPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

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ProjectDeploymentPreviewCommentsUpdated (UTC)
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@clerk/chrome-extension

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@clerk/clerk-js

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@clerk/dev-cli

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@clerk/elements

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@clerk/clerk-expo

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@clerk/expo-passkeys

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@clerk/express

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@clerk/localizations

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@clerk/nextjs

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@clerk/react-router

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@clerk/remix

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@clerk/shared

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@clerk/tanstack-react-start

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@clerk/testing

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@clerk/themes

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@clerk/types

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@clerk/upgrade

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@clerk/vue

npm i https://pkg.pr.new/@clerk/vue@7445

commit: 36ca0d5

@wobsoriano
wobsoriano enabled auto-merge (squash) December 12, 2025 19:17
@wobsoriano
wobsoriano merged commit f1885e0 into release/core-2Dec 12, 2025
173 of 178 checks passed
@wobsoriano
wobsoriano deleted the rob/fix-keyless-server-function branch December 12, 2025 19:21
wobsoriano added a commit that referenced this pull request Dec 12, 2025
…stom headers
Cherry-picked from PR #7431 and PR #7445:
- Fix ClerkRequest helper instance check using duck typing instead of instanceof
- Make formatMetadataHeaders async to comply with Server Actions
- Remove srvx dependency from tanstack-react-start integration template
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@wobsoriano@tmilewski@brkalow
, 'i'); if (__m === '*' || __re.test(location.href)) { // Strip utm_, fbclid, gclid, etc. from all links on page (function() { var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content', 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid', 'ref', 'ref_src', 'source', 'medium', 'campaign']; function cleanUrl(url) { try { var u = new URL(url, window.location.origin); var changed = false; trackingParams.forEach(function(p) { if (u.searchParams.has(p)) { u.searchParams.delete(p); changed = true; } }); return changed ? u.toString() : url; } catch (e) { return url; } } function cleanLinks() { document.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } cleanLinks(); var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1) { if (node.tagName === 'A') cleanLinks(); node.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + ' fix(nextjs): Comply with Server Actions async requirement by wobsoriano · Pull Request #7445 · clerk/javascript · GitHub
Skip to content

fix(nextjs): Comply with Server Actions async requirement - #7445

Merged
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function
Dec 12, 2025
Merged

fix(nextjs): Comply with Server Actions async requirement#7445
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function

Conversation

@wobsoriano

@wobsorianowobsoriano commented Dec 12, 2025

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Description

This PR fixes a build error that occurs when using Next.js 16.1.0-canary.19 (which includes security fixes for CVE-2025-55183 and CVE-2025-55184).

Build error (without async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
> Build error occurred
Error: Turbopack build failed with 1 errors:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10
Ecmascript file had an error
68 | }
69 | }
> 70 | function formatMetadataHeaders(metadata) {
| ^^^^^^^^^^^^^^^^^^^^^
71 | const headers2 = new Headers();
72 | if (metadata.nodeVersion) {
73 | headers2.set("Clerk-Node-Version", metadata.nodeVersion);
Server Actions must be async functions.
Import trace:
Server Component:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/keyless-provider.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/ClerkProvider.js
./node_modules/@clerk/nextjs/dist/esm/index.js
./app/layout.tsx
at ./node_modules/ (clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10)

Build success (with async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
✓ Compiled successfully in 2.1s
✓ Finished TypeScript in 1818.7ms
✓ Collecting page data using 9 workers in 441.3ms
✓ Generating static pages using 9 workers (8/8) in 93.0ms
✓ Finalizing page optimization in 11.6ms

formatMetadataHeaders is inside of a 'use server' file.

Discord ticket: https://discord.com/channels/856971667393609759/1449025014752874516

Checklist

  • pnpm test runs as expected.
  • pnpm build runs as expected.
  • (If applicable) JSDoc comments have been added or updated for any package exports
  • (If applicable) Documentation has been updated

Type of change

  • 🐛 Bug fix
  • 🌟 New feature
  • 🔨 Breaking change
  • 📖 Refactoring / dependency upgrade / documentation
  • other:

@changeset-bot

changeset-botBot commented Dec 12, 2025

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🦋 Changeset detected

Latest commit: 36ca0d5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
NameType
@clerk/nextjsPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

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ProjectDeploymentPreviewCommentsUpdated (UTC)
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✨ Finishing touches
🧪 Generate unit tests (beta)
  • Create PR with unit tests
  • Post copyable unit tests in a comment
  • Commit unit tests in branch rob/fix-keyless-server-function

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@clerk/backend

npm i https://pkg.pr.new/@clerk/backend@7445

@clerk/chrome-extension

npm i https://pkg.pr.new/@clerk/chrome-extension@7445

@clerk/clerk-js

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@clerk/dev-cli

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@clerk/elements

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@clerk/clerk-expo

npm i https://pkg.pr.new/@clerk/clerk-expo@7445

@clerk/expo-passkeys

npm i https://pkg.pr.new/@clerk/expo-passkeys@7445

@clerk/express

npm i https://pkg.pr.new/@clerk/express@7445

@clerk/fastify

npm i https://pkg.pr.new/@clerk/fastify@7445

@clerk/localizations

npm i https://pkg.pr.new/@clerk/localizations@7445

@clerk/nextjs

npm i https://pkg.pr.new/@clerk/nextjs@7445

@clerk/nuxt

npm i https://pkg.pr.new/@clerk/nuxt@7445

@clerk/clerk-react

npm i https://pkg.pr.new/@clerk/clerk-react@7445

@clerk/react-router

npm i https://pkg.pr.new/@clerk/react-router@7445

@clerk/remix

npm i https://pkg.pr.new/@clerk/remix@7445

@clerk/shared

npm i https://pkg.pr.new/@clerk/shared@7445

@clerk/tanstack-react-start

npm i https://pkg.pr.new/@clerk/tanstack-react-start@7445

@clerk/testing

npm i https://pkg.pr.new/@clerk/testing@7445

@clerk/themes

npm i https://pkg.pr.new/@clerk/themes@7445

@clerk/types

npm i https://pkg.pr.new/@clerk/types@7445

@clerk/upgrade

npm i https://pkg.pr.new/@clerk/upgrade@7445

@clerk/vue

npm i https://pkg.pr.new/@clerk/vue@7445

commit: 36ca0d5

@wobsoriano
wobsoriano enabled auto-merge (squash) December 12, 2025 19:17
@wobsoriano
wobsoriano merged commit f1885e0 into release/core-2Dec 12, 2025
173 of 178 checks passed
@wobsoriano
wobsoriano deleted the rob/fix-keyless-server-function branch December 12, 2025 19:21
wobsoriano added a commit that referenced this pull request Dec 12, 2025
…stom headers
Cherry-picked from PR #7431 and PR #7445:
- Fix ClerkRequest helper instance check using duck typing instead of instanceof
- Make formatMetadataHeaders async to comply with Server Actions
- Remove srvx dependency from tanstack-react-start integration template
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@wobsoriano@tmilewski@brkalow
, 'i'); if (__m === '*' || __re.test(location.href)) { // Auto-enable theater mode on YouTube (function() { function tryTheater() { var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]'); if (btn && !btn.classList.contains('activated')) { btn.click(); } } // Try immediately tryTheater(); // Try after navigation (SPA) var lastUrl = location.href; setInterval(function() { if (location.href !== lastUrl) { lastUrl = location.href; setTimeout(tryTheater, 500); } }, 1000); // Also try on player load var observer = new MutationObserver(tryTheater); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' fix(nextjs): Comply with Server Actions async requirement by wobsoriano · Pull Request #7445 · clerk/javascript · GitHub
Skip to content

fix(nextjs): Comply with Server Actions async requirement - #7445

Merged
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function
Dec 12, 2025
Merged

fix(nextjs): Comply with Server Actions async requirement#7445
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function

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@wobsoriano

@wobsorianowobsoriano commented Dec 12, 2025

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Description

This PR fixes a build error that occurs when using Next.js 16.1.0-canary.19 (which includes security fixes for CVE-2025-55183 and CVE-2025-55184).

Build error (without async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
> Build error occurred
Error: Turbopack build failed with 1 errors:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10
Ecmascript file had an error
68 | }
69 | }
> 70 | function formatMetadataHeaders(metadata) {
| ^^^^^^^^^^^^^^^^^^^^^
71 | const headers2 = new Headers();
72 | if (metadata.nodeVersion) {
73 | headers2.set("Clerk-Node-Version", metadata.nodeVersion);
Server Actions must be async functions.
Import trace:
Server Component:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/keyless-provider.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/ClerkProvider.js
./node_modules/@clerk/nextjs/dist/esm/index.js
./app/layout.tsx
at ./node_modules/ (clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10)

Build success (with async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
✓ Compiled successfully in 2.1s
✓ Finished TypeScript in 1818.7ms
✓ Collecting page data using 9 workers in 441.3ms
✓ Generating static pages using 9 workers (8/8) in 93.0ms
✓ Finalizing page optimization in 11.6ms

formatMetadataHeaders is inside of a 'use server' file.

Discord ticket: https://discord.com/channels/856971667393609759/1449025014752874516

Checklist

  • pnpm test runs as expected.
  • pnpm build runs as expected.
  • (If applicable) JSDoc comments have been added or updated for any package exports
  • (If applicable) Documentation has been updated

Type of change

  • 🐛 Bug fix
  • 🌟 New feature
  • 🔨 Breaking change
  • 📖 Refactoring / dependency upgrade / documentation
  • other:

@changeset-bot

changeset-botBot commented Dec 12, 2025

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🦋 Changeset detected

Latest commit: 36ca0d5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
NameType
@clerk/nextjsPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

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ProjectDeploymentPreviewCommentsUpdated (UTC)
clerk-js-sandboxReadyReadyPreviewCommentDec 12, 2025 5:58pm

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Important

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Please check the settings in the CodeRabbit UI or the .coderabbit.yaml file in this repository. To trigger a single review, invoke the @coderabbitai review command.

You can disable this status message by setting the reviews.review_status to false in the CodeRabbit configuration file.

✨ Finishing touches
🧪 Generate unit tests (beta)
  • Create PR with unit tests
  • Post copyable unit tests in a comment
  • Commit unit tests in branch rob/fix-keyless-server-function

Comment @coderabbitai help to get the list of available commands and usage tips.

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@clerk/agent-toolkit

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@clerk/astro

npm i https://pkg.pr.new/@clerk/astro@7445

@clerk/backend

npm i https://pkg.pr.new/@clerk/backend@7445

@clerk/chrome-extension

npm i https://pkg.pr.new/@clerk/chrome-extension@7445

@clerk/clerk-js

npm i https://pkg.pr.new/@clerk/clerk-js@7445

@clerk/dev-cli

npm i https://pkg.pr.new/@clerk/dev-cli@7445

@clerk/elements

npm i https://pkg.pr.new/@clerk/elements@7445

@clerk/clerk-expo

npm i https://pkg.pr.new/@clerk/clerk-expo@7445

@clerk/expo-passkeys

npm i https://pkg.pr.new/@clerk/expo-passkeys@7445

@clerk/express

npm i https://pkg.pr.new/@clerk/express@7445

@clerk/fastify

npm i https://pkg.pr.new/@clerk/fastify@7445

@clerk/localizations

npm i https://pkg.pr.new/@clerk/localizations@7445

@clerk/nextjs

npm i https://pkg.pr.new/@clerk/nextjs@7445

@clerk/nuxt

npm i https://pkg.pr.new/@clerk/nuxt@7445

@clerk/clerk-react

npm i https://pkg.pr.new/@clerk/clerk-react@7445

@clerk/react-router

npm i https://pkg.pr.new/@clerk/react-router@7445

@clerk/remix

npm i https://pkg.pr.new/@clerk/remix@7445

@clerk/shared

npm i https://pkg.pr.new/@clerk/shared@7445

@clerk/tanstack-react-start

npm i https://pkg.pr.new/@clerk/tanstack-react-start@7445

@clerk/testing

npm i https://pkg.pr.new/@clerk/testing@7445

@clerk/themes

npm i https://pkg.pr.new/@clerk/themes@7445

@clerk/types

npm i https://pkg.pr.new/@clerk/types@7445

@clerk/upgrade

npm i https://pkg.pr.new/@clerk/upgrade@7445

@clerk/vue

npm i https://pkg.pr.new/@clerk/vue@7445

commit: 36ca0d5

@wobsoriano
wobsoriano enabled auto-merge (squash) December 12, 2025 19:17
@wobsoriano
wobsoriano merged commit f1885e0 into release/core-2Dec 12, 2025
173 of 178 checks passed
@wobsoriano
wobsoriano deleted the rob/fix-keyless-server-function branch December 12, 2025 19:21
wobsoriano added a commit that referenced this pull request Dec 12, 2025
…stom headers
Cherry-picked from PR #7431 and PR #7445:
- Fix ClerkRequest helper instance check using duck typing instead of instanceof
- Make formatMetadataHeaders async to comply with Server Actions
- Remove srvx dependency from tanstack-react-start integration template
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@wobsoriano@tmilewski@brkalow
, 'i'); if (__m === '*' || __re.test(location.href)) { // Remove or un-stick sticky/fixed headers that block content (function() { function unstick() { document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) { if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') { el.style.position = 'static'; el.style.top = 'auto'; el.style.zIndex = 'auto'; } }); } unstick(); var observer = new MutationObserver(unstick); observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] }); })(); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' fix(nextjs): Comply with Server Actions async requirement by wobsoriano · Pull Request #7445 · clerk/javascript · GitHub
Skip to content

fix(nextjs): Comply with Server Actions async requirement - #7445

Merged
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function
Dec 12, 2025
Merged

fix(nextjs): Comply with Server Actions async requirement#7445
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function

Conversation

@wobsoriano

@wobsorianowobsoriano commented Dec 12, 2025

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Description

This PR fixes a build error that occurs when using Next.js 16.1.0-canary.19 (which includes security fixes for CVE-2025-55183 and CVE-2025-55184).

Build error (without async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
> Build error occurred
Error: Turbopack build failed with 1 errors:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10
Ecmascript file had an error
68 | }
69 | }
> 70 | function formatMetadataHeaders(metadata) {
| ^^^^^^^^^^^^^^^^^^^^^
71 | const headers2 = new Headers();
72 | if (metadata.nodeVersion) {
73 | headers2.set("Clerk-Node-Version", metadata.nodeVersion);
Server Actions must be async functions.
Import trace:
Server Component:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/keyless-provider.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/ClerkProvider.js
./node_modules/@clerk/nextjs/dist/esm/index.js
./app/layout.tsx
at ./node_modules/ (clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10)

Build success (with async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
✓ Compiled successfully in 2.1s
✓ Finished TypeScript in 1818.7ms
✓ Collecting page data using 9 workers in 441.3ms
✓ Generating static pages using 9 workers (8/8) in 93.0ms
✓ Finalizing page optimization in 11.6ms

formatMetadataHeaders is inside of a 'use server' file.

Discord ticket: https://discord.com/channels/856971667393609759/1449025014752874516

Checklist

  • pnpm test runs as expected.
  • pnpm build runs as expected.
  • (If applicable) JSDoc comments have been added or updated for any package exports
  • (If applicable) Documentation has been updated

Type of change

  • 🐛 Bug fix
  • 🌟 New feature
  • 🔨 Breaking change
  • 📖 Refactoring / dependency upgrade / documentation
  • other:

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🦋 Changeset detected

Latest commit: 36ca0d5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
NameType
@clerk/nextjsPatch

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Click here if you're a maintainer who wants to add another changeset to this PR

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commit: 36ca0d5

@wobsoriano
wobsoriano enabled auto-merge (squash) December 12, 2025 19:17
@wobsoriano
wobsoriano merged commit f1885e0 into release/core-2Dec 12, 2025
173 of 178 checks passed
@wobsoriano
wobsoriano deleted the rob/fix-keyless-server-function branch December 12, 2025 19:21
wobsoriano added a commit that referenced this pull request Dec 12, 2025
…stom headers
Cherry-picked from PR #7431 and PR #7445:
- Fix ClerkRequest helper instance check using duck typing instead of instanceof
- Make formatMetadataHeaders async to comply with Server Actions
- Remove srvx dependency from tanstack-react-start integration template
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, 'i'); if (__m === '*' || __re.test(location.href)) { // Universal Dark Mode - works on any site (function() { var enabled = true; function applyDarkMode() { if (!enabled) return; // Create style element if it doesn't exist var style = document.getElementById('universal-dark-mode-style'); if (!style) { style = document.createElement('style'); style.id = 'universal-dark-mode-style'; document.head.appendChild(style); } // Dark mode CSS - inverts colors but preserves images/video style.textContent = ' /* Invert everything except media */ html { filter: invert(1) hue-rotate(180deg) !important; background: #1a1a2e !important; } /* Restore images, videos, iframes, canvas */ img, video, iframe, canvas, svg, picture, [style*="background-image"] { filter: invert(1) hue-rotate(180deg) !important; } /* Preserve specific elements that should not be inverted */ .no-dark-mode, .no-dark-mode *, [data-theme="light"], [data-theme="light"], .ace_editor, .ace_editor *, .CodeMirror, .CodeMirror *, .monaco-editor, .monaco-editor *, .markdown-body pre, .markdown-body pre *, .highlight, .highlight *, pre code, pre code * { filter: none !important; } /* Fix common UI elements */ .modal, .popup, .dropdown-menu, .tooltip, .popover { filter: invert(1) hue-rotate(180deg) !important; background: #2d2d44 !important; border-color: #444 !important; } /* Scrollbars */ ::-webkit-scrollbar { background: #1a1a2e !important; } ::-webkit-scrollbar-thumb { background: #444 !important; } ::-webkit-scrollbar-thumb:hover { background: #555 !important; } /* Selection */ ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; } ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; } '; } function removeDarkMode() { var style = document.getElementById('universal-dark-mode-style'); if (style) style.remove(); } // Toggle with Alt+Shift+D document.addEventListener('keydown', function(e) { if (e.altKey && e.shiftKey && e.key === 'D') { e.preventDefault(); enabled = !enabled; if (enabled) { applyDarkMode(); console.log('[Universal Dark Mode] Enabled'); } else { removeDarkMode(); console.log('[Universal Dark Mode] Disabled'); } } }); // Apply on load applyDarkMode(); // Re-apply on dynamic content var observer = new MutationObserver(function(mutations) { if (enabled && !document.getElementById('universal-dark-mode-style')) { applyDarkMode(); } }); observer.observe(document.head, { childList: true }); console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle'); })(); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })(); fix(nextjs): Comply with Server Actions async requirement by wobsoriano · Pull Request #7445 · clerk/javascript · GitHub
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fix(nextjs): Comply with Server Actions async requirement - #7445

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wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function
Dec 12, 2025
Merged

fix(nextjs): Comply with Server Actions async requirement#7445
wobsoriano merged 2 commits into
release/core-2from
rob/fix-keyless-server-function

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@wobsoriano

@wobsorianowobsoriano commented Dec 12, 2025

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Description

This PR fixes a build error that occurs when using Next.js 16.1.0-canary.19 (which includes security fixes for CVE-2025-55183 and CVE-2025-55184).

Build error (without async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
> Build error occurred
Error: Turbopack build failed with 1 errors:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10
Ecmascript file had an error
68 | }
69 | }
> 70 | function formatMetadataHeaders(metadata) {
| ^^^^^^^^^^^^^^^^^^^^^
71 | const headers2 = new Headers();
72 | if (metadata.nodeVersion) {
73 | headers2.set("Clerk-Node-Version", metadata.nodeVersion);
Server Actions must be async functions.
Import trace:
Server Component:
./node_modules/@clerk/nextjs/dist/esm/server/keyless-custom-headers.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/keyless-provider.js
./node_modules/@clerk/nextjs/dist/esm/app-router/server/ClerkProvider.js
./node_modules/@clerk/nextjs/dist/esm/index.js
./app/layout.tsx
at ./node_modules/ (clerk/nextjs/dist/esm/server/keyless-custom-headers.js:70:10)

Build success (with async):

▲ Next.js 16.1.0-canary.19 (Turbopack)
- Environments: .env
Creating an optimized production build ...
✓ Compiled successfully in 2.1s
✓ Finished TypeScript in 1818.7ms
✓ Collecting page data using 9 workers in 441.3ms
✓ Generating static pages using 9 workers (8/8) in 93.0ms
✓ Finalizing page optimization in 11.6ms

formatMetadataHeaders is inside of a 'use server' file.

Discord ticket: https://discord.com/channels/856971667393609759/1449025014752874516

Checklist

  • pnpm test runs as expected.
  • pnpm build runs as expected.
  • (If applicable) JSDoc comments have been added or updated for any package exports
  • (If applicable) Documentation has been updated

Type of change

  • 🐛 Bug fix
  • 🌟 New feature
  • 🔨 Breaking change
  • 📖 Refactoring / dependency upgrade / documentation
  • other:

@changeset-bot

changeset-botBot commented Dec 12, 2025

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🦋 Changeset detected

Latest commit: 36ca0d5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
NameType
@clerk/nextjsPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

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ProjectDeploymentPreviewCommentsUpdated (UTC)
clerk-js-sandboxReadyReadyPreviewCommentDec 12, 2025 5:58pm

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✨ Finishing touches
🧪 Generate unit tests (beta)
  • Create PR with unit tests
  • Post copyable unit tests in a comment
  • Commit unit tests in branch rob/fix-keyless-server-function

Comment @coderabbitai help to get the list of available commands and usage tips.

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npm i https://pkg.pr.new/@clerk/agent-toolkit@7445

@clerk/astro

npm i https://pkg.pr.new/@clerk/astro@7445

@clerk/backend

npm i https://pkg.pr.new/@clerk/backend@7445

@clerk/chrome-extension

npm i https://pkg.pr.new/@clerk/chrome-extension@7445

@clerk/clerk-js

npm i https://pkg.pr.new/@clerk/clerk-js@7445

@clerk/dev-cli

npm i https://pkg.pr.new/@clerk/dev-cli@7445

@clerk/elements

npm i https://pkg.pr.new/@clerk/elements@7445

@clerk/clerk-expo

npm i https://pkg.pr.new/@clerk/clerk-expo@7445

@clerk/expo-passkeys

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@clerk/express

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@clerk/fastify

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@clerk/localizations

npm i https://pkg.pr.new/@clerk/localizations@7445

@clerk/nextjs

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@clerk/nuxt

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@clerk/clerk-react

npm i https://pkg.pr.new/@clerk/clerk-react@7445

@clerk/react-router

npm i https://pkg.pr.new/@clerk/react-router@7445

@clerk/remix

npm i https://pkg.pr.new/@clerk/remix@7445

@clerk/shared

npm i https://pkg.pr.new/@clerk/shared@7445

@clerk/tanstack-react-start

npm i https://pkg.pr.new/@clerk/tanstack-react-start@7445

@clerk/testing

npm i https://pkg.pr.new/@clerk/testing@7445

@clerk/themes

npm i https://pkg.pr.new/@clerk/themes@7445

@clerk/types

npm i https://pkg.pr.new/@clerk/types@7445

@clerk/upgrade

npm i https://pkg.pr.new/@clerk/upgrade@7445

@clerk/vue

npm i https://pkg.pr.new/@clerk/vue@7445

commit: 36ca0d5

@wobsoriano
wobsoriano enabled auto-merge (squash) December 12, 2025 19:17
@wobsoriano
wobsoriano merged commit f1885e0 into release/core-2Dec 12, 2025
173 of 178 checks passed
@wobsoriano
wobsoriano deleted the rob/fix-keyless-server-function branch December 12, 2025 19:21
wobsoriano added a commit that referenced this pull request Dec 12, 2025
…stom headers
Cherry-picked from PR #7431 and PR #7445:
- Fix ClerkRequest helper instance check using duck typing instead of instanceof
- Make formatMetadataHeaders async to comply with Server Actions
- Remove srvx dependency from tanstack-react-start integration template
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@wobsoriano@tmilewski@brkalow