Medium severity · published Aug 28, 2025
CVE-2025-58124
Lack of TLS validation in plugin check-mk-api on Checkmk Exchange
4.8
CVSS
0.1%
EPSS
No
On KEV
Description
Improper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to intercept traffic.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CM
Check MK Python Api · Heinlein-support
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-58124
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-58124
Product
https://exchange.checkmk.com/p/check-mk-api
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