CVE-2021-20112: Tecnick Tcexam

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

A stored cross-site scripting vulnerability exists in TCExam <= 14.8.1. Valid files uploaded via tce_select_mediafile.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_select_mediafile.php could upload a malicious javascript payload which would be triggered when another user views the file.

Affected products

• Tecnick Tcexam: up to and including 14.8.1

Published 2021-07-30. Last modified 2026-06-17.