BeyondCart Connector <= 3.0.1 - Missing Configuration of JWT Secret to Unauthenticated Privilege Escalation via determine_current_user Filter

The BeyondCart Connector plugin for WordPress is vulnerable to Privilege Escalation due to improper JWT secret management and authorization within the determine_current_user filter in versions 1.4.2 through 3.0.1. This makes it possible for unauthenticated attackers to craft valid tokens and assume any user’s identity.