{"id":"CVE-2025-58124","title":"Improper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to intercept traffic.","summary":"Improper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to intercept traffic.","severity":"medium","cvss":4.8,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","cwe":["CWE-295"],"vendor":"heinlein-support","product":"check_mk_python_api","affected":["check_mk_python_api"],"published":"2025-08-28","updated":"2026-09-26","sourceUpdated":"2026-09-26T00:10:00.127","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-58124","references":[{"url":"https://exchange.checkmk.com/p/check-mk-api","label":"security@checkmk.com"}],"tags":["nvd"],"epss":0.00109,"epssPercentile":0.01123,"ingestedAt":"2026-09-26T00:22:39.881Z","slug":"CVE-2025-58124","body":"## Overview\n\nImproper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to intercept traffic.\n\n## Affected\n\n- `check_mk_python_api`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":26.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}