CVE-2025-59116: Windu CMS

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Windu CMS is vulnerable to User Enumeration. This issue occurs during logon, where a difference in messages could allow an attacker to determine if the login is valid or not, enabling a brute force attack with valid logins. Only version 4.1 was tested and confirmed as vulnerable. This issue was fixed in version 4.1 build 2250.

Affected products

• Windu Windu CMS: version 4.1 only

Published 2025-11-18. Last modified 2026-06-17.