CVE-2026-16155
LowCVSS 3.5Exploitation Probability (EPSS)
Low risk10th percentile - higher than 10% of all known CVEs
Summary
A cross-site scripting vulnerability was found in SourceCodester Class and Exam Timetabling System 1.0 in the file /schoolyr.php. Manipulating the sy argument allows remote script execution. The exploit has been publicly disclosed.
Risk Assessment
An attacker can remotely inject malicious scripts, potentially leading to session theft or data compromise.
Recommendation
Update the system immediately or apply input filtering for the sy argument.
Original NVD description (English source)
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.