Hackfour

**Name of the Vulnerable Software and Affected Versions** SourceCodester Class and Exam Timetabling System version 1.0 **Description** Remote cross site scripting is possible due to improper handling of the `day` argument within the `/class.php` endpoint. Cross site scripting is a technique where malicious scripts are injected into trusted websites. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability. Avoid using the `day` argument in the `/class.php` endpoint until the issue is resolved.