CVE-2021-27676

Name: CVE-2021-27676
Creator: NVD / NIST
Published: 2021-05-26T11:15:08.89+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.59%

Last modified Jun 17, 2026

CVE-2021-27676 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Centreon version 20.10.2 is affected by a cross-site scripting (XSS) vulnerability. The dep_description (Dependency Description) and dep_name (Dependency Name) parameters are vulnerable to stored XSS. EPSS estimates a 0.59% chance of exploitation in the next 30 days.

Description

Centreon version 20.10.2 is affected by a cross-site scripting (XSS) vulnerability. The dep_description (Dependency Description) and dep_name (Dependency Name) parameters are vulnerable to stored XSS. A user has to log in and go to the Configuration > Notifications > Hosts page.

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

0.59%

43.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Centreon	Centreon	20.10.2

References

http://centreon.comVendor Advisory
https://github.com/centreon/centreon/pull/9587Patch, Third Party Advisory
http://centreon.comVendor Advisory
https://github.com/centreon/centreon/pull/9587Patch, Third Party Advisory

Timeline

Published: May 26, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-27676?

How severe is CVE-2021-27676?

CVE-2021-27676 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.59% probability of exploitation in the next 30 days.

How do I fix CVE-2021-27676?

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-2021-27676?

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

Scan your code now

Source: NVD / NIST