CVE-2026-64646
UNKNOWN
NVD
CVSS Score
0
Severity
UNKNOWN
Published
Jul 27, 2026
Vendor
unknown
Description
Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the Edge runtime. This issue has been fixed in versions 15.5.21 and 16.2.11.
References
- https://github.com/vercel/next.js/commit/57c31f724d746e86a9e8b92aa8be538a922446a4
- https://github.com/vercel/next.js/commit/9a4651e754f70b12e397694ffc41f44c3ba8cc17
- https://github.com/vercel/next.js/releases/tag/v15.5.21
- https://github.com/vercel/next.js/releases/tag/v16.2.11
- https://github.com/vercel/next.js/security/advisories/GHSA-4c39-4ccg-62r3