authlib joserfc vulnerabilities (CVE)

CVE records published for authlib joserfc, newest first. Follow to get an email when a new one appears.

9 results
2.3Low
CVE-2026-62995

joserfc accepts JWT with padding, leading to JWT malleability

authlib joserfc

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. in versions 1.7.1 and prior, joserfc accepts JWTs with trailing padding (==) which are not conforming to the JOSE specifications. This…