CVE-2026-18056 HivePress Authentication <= 1.1.4 - Unauthenticated Authentication Bypass via 'access_token' Parameter to Facebook Authenticator

The HivePress Authentication plugin for WordPress is vulnerable to Authentication Bypass via the accesstoken parameter in all versions up to, and including, 1.1.4. This is due to the authenticateuser function's Facebook authenticator resolving third-party identity by forwarding the...