CVE-2026-33455 PUBLISHED

Livestatus injection in monitoring quicksearch

Assigner: Checkmk
Reserved: 20.03.2026 Published: 10.04.2026 Updated: 10.04.2026

Livestatus injection in the monitoring quicksearch in Checkmk <2.5.0b4 allows an authenticated attacker to inject livestatus commands via the search query due to insufficient input sanitization in search filter plugins.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

Product Status

Vendor	Checkmk GmbH
Product	Checkmk
Versions	Default: unaffected affected from 2.5.0 to 2.5.0b4 (excl.)

References

https://checkmk.com/werk/17988

Problem Types

CWE-140: Improper Neutralization of Delimiters CWE

Impacts

CAPEC-15: Command Delimiters