CVE-2026-33455

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.

CVSS v3 6.3 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://checkmk.com/werk/17988	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:checkmk:checkmk:2.5.0:b1::::::
	cpe:2.3:a:checkmk:checkmk:2.5.0:b2::::::
	cpe:2.3:a:checkmk:checkmk:2.5.0:b3::::::

History

20 Apr 2026, 17:10

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.3
First Time		Checkmk Checkmk checkmk
References	~~() https://checkmk.com/werk/17988 -~~	() https://checkmk.com/werk/17988 - Vendor Advisory
CPE		cpe:2.3:a:checkmk:checkmk:2.5.0:b2:::::: cpe:2.3:a:checkmk:checkmk:2.5.0:b3:::::: cpe:2.3:a:checkmk:checkmk:2.5.0:b1::::::

10 Apr 2026, 09:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-10 09:16

Updated : 2026-04-20 17:10

NVD link : CVE-2026-33455

Mitre link : CVE-2026-33455

CVE.ORG link : CVE-2026-33455

JSON object : View

Products Affected

checkmk

checkmk

CWE

CWE-140

Improper Neutralization of Delimiters

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