XSS in Unified Search via Unescaped Host/Service Names_CVE-2026-33276

8.6 / 10

HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:L/SA:N

Description

Stored cross-site scripting (XSS) in Checkmk 2.5.0 (beta) before 2.5.0b2 allows authenticated users with permission to create hosts or services to execute arbitrary JavaScript in the browsers of other users performing searches in the Unified Search feature.

Basic Information

ID CVE-2026-33276

Source Checkmk

Published Mar 31, 2026 at 13:44

Modified Mar 31, 2026 at 15:45

Affected Product

Vendor Checkmk GmbH

Product Checkmk

Version 2.5.0b1

Affected Versions Checkmk GmbH Checkmk 2.5.0b1

CWE Classification

CWE-79

References

checkmk.com /werk/19525

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    "published": "2026-03-31T13:44:17.857Z",
    "modified": "2026-03-31T15:45:36.069Z",
    "type": "cve",
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