Description
Improper certificate validation in Checkmk <2.5.0p18, <2.4.0p39, <2.3.0p52 and 2.2.0 (EOL): the Certificate Authority stores bundled with "certifi" and "webpki-roots" include a root CA that trusts eMudhra (emSign) intermediate certificates whose private keys are public.
Published: 2026-10-29
Score: 7.1 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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History

Thu, 29 Oct 2026 09:45:00 +0000

Type Values Removed Values Added
Description Improper certificate validation in Checkmk <2.5.0p18, <2.4.0p39, <2.3.0p52 and 2.2.0 (EOL): the Certificate Authority stores bundled with "certifi" and "webpki-roots" include a root CA that trusts eMudhra (emSign) intermediate certificates whose private keys are public.
Title Trust of compromised eMudhra root CA in bundled CA stores
First Time appeared Checkmk
Checkmk checkmk
Weaknesses CWE-1395
CWE-295
CPEs cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.2.0:*:*:*:*:*:*:*
Vendors & Products Checkmk
Checkmk checkmk
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H'}

Subscriptions

Checkmk Checkmk
cve-icon MITRE

Status: PUBLISHED

Assigner: Checkmk

Published:

Updated: 2026-10-29T09:32:57.964Z

Reserved: 2026-10-27T13:09:00.724Z

Link: CVE-2026-117611

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-29T10:17:03.730

Modified: 2026-10-29T10:17:03.930

Link: CVE-2026-117611

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-1395

    Dependency on Vulnerable Third-Party Component

  • CWE-295

    Improper Certificate Validation