CVE-2024-9890: Deryck User Toolkit

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

The User Toolkit plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 1.2.3. This is due to an improper capability check in the 'switchUser' function. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to log in as any existing user on the site, such as an administrator. CVE-2024-50503 may be a duplicate.

Affected products

• Deryck User Toolkit: up to and including 1.2.3
• Deryck Onate User Toolkit: up to and including 1.2.3

Published 2024-10-26. Last modified 2026-06-17.