CVE-2026-33456 | THREATINT

Description

Livestatus injection in the notification test mode in Checkmk <2.5.0b4 and <2.4.0p26 allows an authenticated user with access to the notification test page to inject arbitrary Livestatus commands via a crafted service description.

PUBLISHED Reserved 2026-03-20 | Published 2026-04-10 | Updated 2026-04-14 | Assigner Checkmk

MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Problem types

CWE-140: Improper Neutralization of Delimiters

Product status

Default status

unaffected

2.5.0 (semver) before 2.5.0b4

affected

2.4.0 (semver) before 2.4.0p26

affected

References

checkmk.com/werk/17989 vendor-advisory

cve.org (CVE-2026-33456)

nvd.nist.gov (CVE-2026-33456)

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