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.

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History

Tue, 31 Mar 2026 14:30:00 +0000

Type Values Removed Values Added
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.
Title XSS in Unified Search via Unescaped Host/Service Names
First Time appeared Checkmk
Checkmk checkmk
Weaknesses CWE-79
CPEs cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
Vendors & Products Checkmk
Checkmk checkmk
References
Metrics cvssV4_0

{'score': 8.6, 'vector': '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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Checkmk

Published:

Updated: 2026-03-31T15:45:36.069Z

Reserved: 2026-03-23T10:47:17.577Z

Link: CVE-2026-33276

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-31T15:16:14.173

Modified: 2026-03-31T15:16:14.173

Link: CVE-2026-33276

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses