CVE-2026-16155

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.

• CWE-79
• CWE-94

• https://github.com/justconter/cve/issues/4
• https://vuldb.com/cve/CVE-2026-16155
• https://vuldb.com/submit/857080
• https://vuldb.com/vuln/379920
• https://vuldb.com/vuln/379920/cti
• https://www.sourcecodester.com/

Published

Jul 18, 2026

Last Modified

Jul 21, 2026

Status

Deferred

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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