CVE-2026-78054: Sourcecodester Class And Exam Timetabling System

Medium severity, CVSS 4.3. EPSS: 0.5% chance of exploitation in the next 30 days.

A weakness has been identified in SourceCodester Class and Exam Timetabling System 1.0. Affected is an unknown function of the file /BSIS1.php. Executing a manipulation of the argument course can lead to cross site scripting. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

Affected products

• Sourcecodester Class And Exam Timetabling System: version 1.0 only

Published 2026-08-23. Last modified 2026-08-26.