nov/jose-php · Security
gree/jose - "None" Algorithm treated as valid in tokens
- GHSA ID
- GHSA-9gxv-x7rp-r2hc
- Severity
- critical
- Published
- Updated
Description
Several widely-used JSON Web Token (JWT) libraries, including node-jsonwebtoken, pyjwt, namshi/jose, php-jwt, and jsjwt, are affected by critical vulnerabilities that could allow attackers to bypass the verification step when using asymmetric keys (RS256, RS384, RS512, ES256, ES384, ES512).
CWEs
- CWE-327 · Use of a Broken or Risky Cryptographic Algorithm
- CWE-347 · Improper Verification of Cryptographic Signature
References
- https://auth0.com/blog/2015/03/31/critical-vulnerabilities-in-json-web-token-libraries ↗
- https://auth0.com/blog/critical-vulnerabilities-in-json-web-token-libraries ↗
- https://github.com/FriendsOfPHP/security-advisories/blob/master/gree/jose/2016-08-30.yaml ↗
- https://github.com/nov/jose-php/compare/2.2.0...2.2.1 ↗
- https://github.com/advisories/GHSA-9gxv-x7rp-r2hc ↗