CVE-2025-58121

Insufficient permission validation on multiple REST API endpoints

State: Published
Severity: 5.3 Medium
Published: Nov 18, 2025
Updated: Nov 18, 2025
Reserved: Aug 25, 2025

Description

Insufficient permission validation on multiple REST API endpoints in Checkmk 2.2.0, 2.3.0, and 2.4.0 before version 2.4.0p16 allows low-privileged users to perform unauthorized actions or obtain sensitive information

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	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	Checkmk

Weaknesses

CWE-280 Improper Handling of Insufficient Permissions or Privileges

Affected Products

Product	Versions
CheckmkCheckmk GmbH	2.4.0 to before 2.4.0p16Affected 2.3.0Affected 2.2.0Affected

References

https://checkmk.com/werk/18983

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