CRITICAL 9.8 CVE-2026-76581 Published 28 Aug 2026

WordPress WPMU DEV Dashboard Auth Bypass

Worried this affects one of your servers?

The WPMU DEV Dashboard plugin for WordPress is vulnerable to Authentication Bypass.

All versions up to and including 5.0.1 are affected.

This allows unauthenticated attackers to obtain a valid HMAC and gain administrator access on sites connected to WPMU DEV with Hub SSO enabled.