User Registration – Custom Registration Form, Login Form, and User Profile WordPress Plugin, CVE-2026-3601
- CVE, Research URL
- Home page URL
- Application
-
User Registration – Custom Registration Form, Login Form, and User Profile WordPress Plugin
- Published on
- May 05, 2026
- Research Description
- The User Registration & Membership plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the `embed_form_action()` function in all versions up to, and including, 5.1.4. This makes it possible for authenticated attackers, with Contributor-level access and above, to append shortcode content to arbitrary pages they do not own or have permission to edit.
- Affected versions
-
max 5.1.5.
- Status
-
vulnerable