CVE-2024-8520: Ultimatemember Ultimate Member

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.8.6. This is due to missing or incorrect nonce validation on the admin_init or user_action_hook function. This makes it possible for unauthenticated attackers to modify a users membership status via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

• Ultimatemember Ultimate Member: before 2.8.7 (fixed in 2.8.7)

Published 2024-10-04. Last modified 2026-06-17.