Advisory Weakness Curation

PHP JOSE Library by Gree Inc. Uses a Broken or Risky Cryptographic Algorithm The PHP JOSE Library by Gree Inc. prior to 2.2.1 is vulnerable to key confusion/algorithm substitution in the JWS component resulting in bypassing the signature verification via crafted tokens.

Key confusion attack The PHP JOSE Library is vulnerable to key confusion/algorithm substitution in the JWS component resulting in bypassing the signature verification via crafted tokens.