CVE-2025-49005
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
Next.js has a Cache poisoning vulnerability due to omission of the Vary header
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | next | >=15.3.0,<15.3.3 | 15.3.3 |
References
- https://github.com/vercel/next.js/security/advisories/GHSA-r2fc-ccr8-96c4
- https://nvd.nist.gov/vuln/detail/CVE-2025-49005
- https://github.com/vercel/next.js/issues/79346
- https://github.com/vercel/next.js/pull/79939
- https://github.com/vercel/next.js/commit/ec202eccf05820b60c6126d6411fe16766ecc066
- https://github.com/vercel/next.js
- https://github.com/vercel/next.js/releases/tag/v15.3.3
- https://vercel.com/changelog/cve-2025-49005
Verify integrity in audit chain (admin only). AS-IS.