CVE-2021-34621: Properfraction Profilepress

Critical severity, CVSS 9.8. EPSS: 68.9% chance of exploitation in the next 30 days.

A vulnerability in the user registration component found in the ~/src/Classes/RegistrationAuth.php file of the ProfilePress WordPress plugin made it possible for users to register on sites as an administrator. This issue affects versions 3.0.0 - 3.1.3. .

Affected products

• Properfraction Profilepress: from 3.0.0, up to and including 3.1.3

Published 2021-07-07. Last modified 2026-06-17.