PT-2026-138090

CVE-2026-111573

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Published

2026-11-06

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Updated

2026-11-06

Description by

CVSS 4.0
6.3
Medium
MetricsAV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H
Incorrect permissions on the Checkmk Windows agent's data directory, caused by a race condition that discards the permission changes during service start, in Checkmk <2.5.0p18, <2.4.0p39, <2.3.0p52 and 2.2.0 (EOL) allow a local user to execute arbitrary code as SYSTEM by placing scripts in the agent's plugins or local folders, and to read the agent controller's private key.
Exploitability
Fix
Researchers
Vendors
Affected products
Weakness enumeration
CWE-277: Insecure Inherited Permissions
Related identifiers
CVE-2026-111573
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