CVE-2026-4973

A vulnerability was detected in SourceCodester Online Quiz System up to 1.0. Affected by this vulnerability is an unknown functionality of the file endpoint/add-question.php. Performing a manipulation of the argument quiz_question results in cross site scripting. It is possible to initiate the attack remotely. The exploit is now public and may be used.

• CWE-79
• CWE-94

• https://gist.github.com/Mohdanass/5992b65cca5612c036f1d31d8d8f0646
• https://vuldb.com/?ctiid.353860
• https://vuldb.com/?id.353860
• https://vuldb.com/?submit.778101
• https://www.sourcecodester.com/

Published

Mar 27, 2026

Last Modified

Jun 17, 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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