CVE-2025-59116

Medium · 5.3

CVSS

5.3

EPSS

0.3%

Published

Nov 18, 2025

CISA due date

—

The record

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 packages

Ecosystem	Package	Introduced	Fixed