What is CVE-2025-64762?

CVE-2025-64762 is a critical-severity vulnerability in Workos Authkit-nextjs, classified under Use of Cache Containing Sensitive Information. CVSS score: 9.1/10. Published 2025-11-21.

How severe is CVE-2025-64762?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Workos Authkit-nextjs

CVE-2025-64762

The AuthKit library for Next.js provides convenient helpers for authentication and session management using WorkOS & AuthKit with Next.js. In authkit-nextjs version 2.11.0 and below, authenticated responses do not defensively apply anti-ca…

EPSS: 0.004 (30.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Workos Authkit-nextjs — versions < 2.11.1

Weakness classification (CWE)

CWE-524 — Use of Cache Containing Sensitive Information

References

security-advisories@github.com (x_refsource_CONFIRM, Patch, Third Party Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2025-64762?: CVE-2025-64762 is a critical-severity vulnerability in Workos Authkit-nextjs, classified under Use of Cache Containing Sensitive Information. CVSS score: 9.1/10. Published 2025-11-21.
How severe is CVE-2025-64762?: Critical severity. CVSS v3 base score is 9.1 out of 10.