CVE-2021-21314

Name: CVE-2021-21314
Creator: NVD / NIST
Published: 2021-03-03T20:15:12.28+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.59%

Last modified Jun 17, 2026

CVE-2021-21314 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. GLPI is open source software which stands for Gestionnaire Libre de Parc Informatique and it is a Free Asset and IT Management Software package. In GLPI before verison 9.5.4, there is an XSS vulnerability involving a logged in user while updating a ticket.. EPSS estimates a 0.59% chance of exploitation in the next 30 days.

Description

GLPI is open source software which stands for Gestionnaire Libre de Parc Informatique and it is a Free Asset and IT Management Software package. In GLPI before verison 9.5.4, there is an XSS vulnerability involving a logged in user while updating a ticket.

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

0.59%

43.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Glpi-Project	Glpi	< 9.5.4

References

https://github.com/glpi-project/glpi/releases/tag/9.5.4Release Notes, Third Party Advisory
https://github.com/glpi-project/glpi/security/advisories/GHSA-2w7j-xgj7-3xggThird Party Advisory
https://github.com/glpi-project/glpi/releases/tag/9.5.4Release Notes, Third Party Advisory
https://github.com/glpi-project/glpi/security/advisories/GHSA-2w7j-xgj7-3xggThird Party Advisory

Timeline

Published: Mar 3, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-21314?

How severe is CVE-2021-21314?

CVE-2021-21314 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.59% probability of exploitation in the next 30 days.

How do I fix CVE-2021-21314?

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-2021-21314?

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

Scan your code now

Source: NVD / NIST