npm/next CVE-2026-64649: high
Next.js: Server-Side Request Forgery in Server Actions on custom servers
Action: Upgrade next to 15.5.21 or later.
npm i next@15.5.21npm i next@16.2.11Affected
| introduced | fixed | last affected |
|---|---|---|
| 14.1.1 | 15.5.21 | - |
| 16.0.0 | 16.2.11 | - |
Fixed versions
| 15.5.21 | 16.2.11 |
Sources
- osv: GHSA-89xv-2m56-2m9x
- https://github.com/vercel/next.js/security/advisories/GHSA-89xv-2m56-2m9x
- https://github.com/vercel/next.js/commit/b51206321854193208c0805ba42acc49287f942b
- https://github.com/vercel/next.js/commit/e3e5666ccead3a15162793d697af5e48b7cc0498
- https://github.com/vercel/next.js
- https://github.com/vercel/next.js/releases/tag/v15.5.21
- https://github.com/vercel/next.js/releases/tag/v16.2.11
CVE-2026-64649 · published · modified · JSON