CVE-2025-65000CWE-212

CVE-2025-65000

Medium · published December 18, 2025

CVSS v3.1
5.3
EPSS
0%
Percentile
11.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00216 · 11.5th percentile
Weakness
CWE-212 · Improper Removal of Sensitive Information Before Storage or Transfer
Published
2025-12-18T19:15Z
Affected products (74)
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References (1)
https://checkmk.com/werk/19030 · [email protected]
EPSS history
Timeline
  • 18 DEC 14:04Z
    Exposure of SSH Private Keys in Remote Alert Handlers (Linux) Rule
    cvelistv5