CVE-2026-64642
8.3
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Summary
Next.js is a React framework for building full-stack web applications. In versions 16.0.0 through 16.2.10, crafted requests targeting Next.js applications using App Router built with Turbopack and a single entry in config.i18n.locales can bypass middleware/proxy based authentication. This issue has been fixed in version 16.2.11.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| vercel | next.js | >= 16.0.0, < 16.2.11 | affected |
Weaknesses
- CWE-285: CWE-285: Improper Authorization
References
- https://github.com/vercel/next.js/security/advisories/GHSA-6gpp-xcg3-4w24
- https://github.com/vercel/next.js/pull/96014
- https://github.com/vercel/next.js/commit/6bf4df14508ad6c0cd46af50c6051ee42f2d9151
- https://github.com/vercel/next.js/releases/tag/v16.2.11
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