Security Advisory
CVE-2026-16155
3.5
LOW
Vulnerability Description
A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected by this issue is some unknown functionality of the file /schoolyr.php. The manipulation of the argument sy leads to cross site scripting. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.
Published Date
July 18, 2026
Official Source
NIST NVD Advisory