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Vulnerabilities and Security Researches

User Registration – Custom Registration Form, Login Form, and User Profile WordPress Plugin, CVE-2026-1779

CVE, Research URL

CVE-2026-1779

Published on
Feb 26, 2026
Research Description
The User Registration & Membership plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 5.1.2. This is due to incorrect authentication in the 'register_member' function. This makes it possible for unauthenticated attackers to log in a newly registered user on the site who has the 'urm_user_just_created' user meta set.
Affected versions
max 5.1.3.
Status
vulnerable