Unrated severityNVD Advisory· Published Jul 18, 2026· Updated Jul 21, 2026
SourceCodester Class and Exam Timetabling System schoolyr.php cross site scripting
CVE-2026-16155
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.
Affected products
1Patches
Vulnerability mechanics
References
6- github.com/justconter/cve/issues/4mitreexploitissue-tracking
- vuldb.com/cve/CVE-2026-16155mitrethird-party-advisory
- vuldb.com/submit/857080mitrethird-party-advisory
- vuldb.com/vuln/379920mitrevdb-entrytechnical-description
- vuldb.com/vuln/379920/ctimitresignaturepermissions-required
- www.sourcecodester.commitreproduct
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