Disclosure summary
Overview Authlib (versions up to and including 1.7.2) contain a signature‑verification bypass in the JSON Web Signature (JWS) general JSON serialization handling. The JsonWebSignat
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
CERT Recently Published Vulnerability Notes · RSS-548f067bcc191ed7ce0b4fc7a886fee7642
Open original source · Updated Sep 28, 2026
VU#762428: Authlib library contains a signature‑verification bypass vulnerability
CVE mention in publisher metadata; check the original affected versions.
Original records & references
- NIST NVD record
- CVE Program record
- kb.cert.org — Publisher advisory
PUBLISHED 2026-09-28T15:36:11-04:00
MODIFIED 2026-09-28T15:36:11-04:00
INGESTED 2026-10-06T11:43:37-04:00