Unrated severityNVD Advisory· Published Mar 13, 2026· Updated Mar 13, 2026
Authenticated Host Enumeration via Observable Response Discrepancy on Agent Register Existing Endpoint
CVE-2026-24097
Description
Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 (EOL) allows authenticated users to enumerate existing hosts by observing different HTTP response codes in agent-receiver/register_existing endpoint, which could lead to information disclosure.
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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