Description

Stored cross-site scripting (XSS) in Checkmk version 2.5.0 (beta) before 2.5.0b2 allows authenticated users with permission to create pending changes to inject malicious JavaScript into the Pending Changes sidebar, which will execute in the browsers of other users viewing the sidebar.

INFO

Published Date :

2026-03-31T13:51:02.358Z

Last Modified :

2026-03-31T17:15:54.753Z

Source :

Checkmk
AFFECTED PRODUCTS

The following products are affected by CVE-2026-20915 vulnerability.

Vendors Products
Checkmk
  • Checkmk
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-20915.

URL Resource
https://checkmk.com/werk/19526 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact