CVE-2021-20111

5.4 mediumEPSS 0.6%

Medium (5.4) in tecnick tcexam. 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_filemanager.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_filemanager.php could upload a malicious javascript payload which would be triggered when another user views the file.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-07-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

tecnick:tcexam

References

https://www.tenable.com/security/research/tra-2021-32
https://www.tenable.com/security/research/tra-2021-32

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