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CVE-2026-20915
Published: Mar 31, 2026
Modified: Mar 31, 2026
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
Checkmk GmbH | Checkmk | affected 2.5.0b1 - < 2.5.0b2 |
Weaknesses (CWE)
References
https://checkmk.com/werk/19526
vendor-advisory
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