CVE-2026-24097
Medium · 4.3CVSS
4.3
EPSS
0.2%
Published
Mar 13, 2026
CISA due date
—
The record
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 packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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