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
References (1)
Scores
CVSS v3
5.4
EPSS
0.0004
EPSS Percentile
10.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-280
Status
published
Products (2)
checkmk/checkmk
2.4.0 (22 CPE variants)
checkmk/checkmk
2.2.0 - 2.4.0
Published
Nov 18, 2025
Tracked Since
Feb 18, 2026