web-token/jwt-framework Security Advisories | GitStock

medium2026-06-18

PHP JWT Library: RSA1_5 (RSAES-PKCS1-v1_5) decryption lacks implicit rejection, exposing a Bleichenbacher/Marvin padding oracle

GHSA-5739-39v2-5754

high2026-06-18

PHP JWT Framework: JWSVerifier uses algorithm from unprotected header, enabling algorithm confusion attacks

GHSA-jc38-x7x8-2xc8

high2026-06-18

PHP JWT Library: PBES2-HS*+A*KW unwrap accepts an unbounded p2c iteration count, enabling CPU-amplification denial of service

GHSA-3prj-6hqw-cm82

medium2026-06-18

PHP JWT Framework: Chacha20Poly1305 key-encryption algorithm discards the Poly1305 authentication tag, performing no authentication on decryption

GHSA-6vvh-pxr4-25r7