How many CVEs have patched getMcpMiddleware?

2 published CVEs changed getMcpMiddleware in vercel/next.js, in 1 distinct patches totalling 8 changed lines, between 2026 and 2026.

What is the latest CVE that changed getMcpMiddleware?

CVE-2026-94485 (Next.js: Information disclosure in Next.js App Router metadata image routes via dynamicParams bypass), published 2026-10-02, changed lines 17 to 18 of packages/next/src/server/mcp/get-mcp-middleware.ts.

How does getMcpMiddleware compare to the rest of vercel/next.js?

vercel/next.js has 39 CVEs with a located fix in total; 2 of them changed getMcpMiddleware.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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GetMcpMiddleware

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Patched Functions
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Next.js
GetMcpMiddleware

getMcpMiddleware in vercel/next.js: Patched by 2 CVEs

vercel/next.js

Function

getMcpMiddleware

Name: getMcpMiddleware in vercel/next.js: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

packages/next/src/server/mcp/get-mcp-middleware.ts

Last patched October 2, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

getMcpMiddleware in vercel/next.js was changed by 2 published CVE fixes in 2026, in 1 distinct patches that added or removed 8 lines in total.

vercel/next.js has 39 CVEs with a located fix in total, so 5% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed getMcpMiddleware, newest first, with the lines each fix touched.

Next.js: Information disclosure in Next.js App Router metadata image routes via dynamicParams bypass
CVE-2026-94485 · lines 17–18 · +2 −2
Medium · CVSS 6.3
EPSS 0.1%2026-10-02
Next.js: Information disclosure in the Next.js development server's Model Context Protocol endpoint
CVE-2026-94486 · lines 17–18 · +2 −2
Low · CVSS 2.3
EPSS 0.1%2026-10-02

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Monitor next.js CVEs

Other hotspots in the repository

Functions in vercel/next.js changed by the most CVE fixes.

createRedirectRenderResult2 CVEs · packages/next/src/server/app-render/action-handler.ts createPatchedFetcher2 CVEs · packages/next/src/server/lib/patch-fetch.ts handleAction2 CVEs · packages/next/src/server/app-render/action-handler.ts initialize2 CVEs · packages/next/src/server/lib/router-server.ts exportPageImpl2 CVEs · packages/next/src/export/worker.ts exportPagesPage2 CVEs · packages/next/src/export/routes/pages.ts

All patched functions in vercel/next.js

Frequently asked questions

Common questions about CVE fixes to getMcpMiddleware.

How many CVEs have patched getMcpMiddleware?: 2 published CVEs changed getMcpMiddleware in vercel/next.js, in 1 distinct patches totalling 8 changed lines, between 2026 and 2026.
What is the latest CVE that changed getMcpMiddleware?: CVE-2026-94485 (Next.js: Information disclosure in Next.js App Router metadata image routes via dynamicParams bypass), published 2026-10-02, changed lines 17 to 18 of packages/next/src/server/mcp/get-mcp-middleware.ts.
How does getMcpMiddleware compare to the rest of vercel/next.js?: vercel/next.js has 39 CVEs with a located fix in total; 2 of them changed getMcpMiddleware.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

packages/next/src/server/mcp/get-mcp-middleware.ts on GitHub (opens in a new tab)
All patched functions in vercel/next.js
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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