Vulnerability Details CVE-2025-39666
Local privilege escalation in Checkmk 2.2.0 (EOL), Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 (beta) before 2.5.0b3 allows a site user to escalate their privileges to root, by manipulating files in the site context that are processed when the `omd` administrative command is run by root.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 4.1%
CVSS Severity
CVSS v3 Score 7.3
References
Products affected by CVE-2025-39666
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cpe:2.3:a:checkmk:checkmk:2.2.0
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cpe:2.3:a:checkmk:checkmk:2.3.0
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cpe:2.3:a:checkmk:checkmk:2.4.0
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cpe:2.3:a:checkmk:checkmk:2.5.0