CVE-2026-16486: Sourcecodester Class And Exam Timetabling System

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

A vulnerability was found in SourceCodester Class and Exam Timetabling System 1.0. This affects an unknown part of the file /BSIS.php. Performing a manipulation of the argument day results in cross site scripting. The attack may be initiated remotely. The exploit has been made public and could be used.

Affected products

• Sourcecodester Class And Exam Timetabling System: version 1.0 only

Published 2026-07-21. Last modified 2026-07-22.