Simple User Management System with PHP-MySQL v1.0 is vulnerable to Cross-Site Scripting (XSS) via the Profile Section. The system fails to properly sanitize user input, allowing attackers to inject and execute arbitrary JavaScript when the input is displayed in the browser
A vulnerability was found in Nababur Simple-User-Management-System 1.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /register.php. The manipulation of the argument name/username leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well. The vendor was contacted early about this disclosure but did not respond in any way.