Unrated severityOSV Advisory· Published Dec 18, 2025· Updated Dec 18, 2025
Exposure of SSH Private Keys in Remote Alert Handlers (Linux) Rule
CVE-2025-65000
Description
SSH private keys of the "Remote alert handlers (Linux)" rule were exposed in the rule page's HTML source in Checkmk <= 2.4.0p18 and all versions of Checkmk 2.3.0. This potentially allowed unauthorized triggering of predefined alert handlers on hosts where the handler was deployed.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1News mentions
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