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CVE PROGRAM SOURCE RECORD8.5 High

CVE-2026-20915

Stored cross-site scripting in Pending Changes sidebar

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Checkmk GmbH Checkmk

Default version status: unaffected

  • 2.5.0b1 to < 2.5.0b2affected

References