Auth bypass in Vercel Next.js
CVE-2024-51479
Next.js is a React framework for building full-stack web applications. In affected versions if a Next.js application is performing authorization in middleware based on pathname, it was possible for this authorization to be bypassed for pag…
EPSS: 0.785 (99.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Vercel Next.js — versions >= 9.5.5, < 14.2.15
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/vercel/next.js/security/advisories/GHSA-7gfc-8cq8-jh5f (x_refsource_CONFIRM)
- https://github.com/vercel/next.js/releases/tag/v14.2.15 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2024-51479?
- CVE-2024-51479 is a high-severity vulnerability in Vercel Next.js, classified under Improper Authorization. CVSS score: 7.5/10. Published 2024-12-17.
- How severe is CVE-2024-51479?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-51479 known to be exploited?
- 13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.