CVE-2020-5749

Name: CVE-2020-5749
Creator: NVD / NIST
Published: 2020-05-07T17:15:12.23+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.67%

Last modified Jun 17, 2026

CVE-2020-5749 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Insufficient output sanitization in TCExam 14.2.2 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by creating a crafted group.. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

Description

Insufficient output sanitization in TCExam 14.2.2 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by creating a crafted group.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.67%

47.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Tecnick	Tcexam	14.2.2

References

https://www.tenable.com/security/research/tra-2020-31Exploit, Patch, Third Party Advisory
https://www.tenable.com/security/research/tra-2020-31Exploit, Patch, Third Party Advisory

Timeline

Published: May 7, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-5749?

Insufficient output sanitization in TCExam 14.2.2 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by creating a crafted group.

How severe is CVE-2020-5749?

CVE-2020-5749 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.

How do I fix CVE-2020-5749?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-5749?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST