---
id: CVE-2021-27676
title: >-
  Centreon version 20.10.2 is affected by a cross-site scripting (XSS)
  vulnerability
summary: >-
  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 C…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
vendor: centreon
product: centreon
affected:
  - centreon = 20.10.2
published: '2021-05-26'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2021-27676'
references:
  - url: 'https://github.com/centreon/centreon/pull/9587'
    label: cve@mitre.org
  - url: 'http://centreon.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/centreon/centreon/pull/9587'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00619
epssPercentile: 0.47456
ingestedAt: '2026-07-05T00:59:26.426Z'
---

## Overview

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.

## Affected

- `centreon = 20.10.2`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.