CVE-2026-33276 | THREATINT

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.

PUBLISHED Reserved 2026-03-23 | Published 2026-03-31 | Updated 2026-03-31 | Assigner Checkmk

HIGH: 8.6CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:L/SA:N

Problem types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Default status

unaffected

2.5.0b1 (semver) before 2.5.0b2

affected

References

checkmk.com/werk/19525

cve.org (CVE-2026-33276)

nvd.nist.gov (CVE-2026-33276)

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