phpBB < 3.3.17 - Authentication Bypass

phpBB before 3.3.17 contains an authentication bypass vulnerability in the login-link feature. By setting the authprovider query parameter to "apache", an unauthenticated attacker can bypass password verification and log in as any user, including administrators. The Apache auth provider trusts th...

CVE-2026-48611

Improper authentication checks in the OAuth implementation allow account hijacking even when OAuth is not configured or enabled leading to unauthorized access in default installations...