Sourcecodester · Class/Exam Timetabling System · CVE-2026-78054
**Name of the Vulnerable Software and Affected Versions**
SourceCodester Class and Exam Timetabling System version 1.0
**Description**
A weakness in the `/BSIS1.php` file allows for remote cross site scripting (XSS), a technique where malicious scripts are injected into trusted websites. This occurs through the manipulation of the `course` variable.
**Recommendations**
As a temporary workaround, avoid using the `course` variable in the `/BSIS1.php` file until a fix is available.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.