CVE-2026-33456

Published: Apr 10, 2026

Modified: Apr 14, 2026

PUBLISHED

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.

Vendor	Product	Versions
Checkmk GmbH	Checkmk	affected `2.5.0 - < 2.5.0b4` affected `2.4.0 - < 2.4.0p26`

Weaknesses (CWE)

CWE-140

References

https://checkmk.com/werk/17989

vendor-advisory

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CVE-2026-33456

Description

Affected Products

Weaknesses (CWE)

References