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CVE-2026-95184

Full vulnerability record from the local CVENow database.

Description

GnuTLS v3.8.13 does not properly enforce name constraints, as demonstrated by a permitted subtree violation for "EE O=Evil accepted although outside permitted O=Good." NOTE: the Supplier does not consider this an actionable security vulnerability because of its "threat model doesn't consider attacks only possible by modifying anything within the trust boundary (private keys, trusted certificate authorities and their issued certificates including intermediate CAs, etc.)" policy.

Severity
MEDIUM
CVSS score
5.9 (v3.1)
Vulnerability status
Awaiting Analysis
Source identifier
Published
2026-10-08 18:18:33.240000
Last modified
2026-11-04 05:19:05.800000
View original CVE JSON
{
  "id": "CVE-2026-95184",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-08T18:18:33.240",
  "lastModified": "2026-11-04T05:19:05.800",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [
    {
      "sourceIdentifier": "[email protected]",
      "tags": [
        "disputed"
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "GnuTLS v3.8.13 does not properly enforce name constraints, as demonstrated by a permitted subtree violation for \"EE O=Evil accepted although outside permitted O=Good.\" NOTE: the Supplier does not consider this an actionable security vulnerability because of its \"threat model doesn't consider attacks only possible by modifying anything within the trust boundary (private keys, trusted certificate authorities and their issued certificates including intermediate CAs, etc.)\" policy."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "version": "n/a",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-10-19T15:14:00.442263Z",
          "id": "CVE-2026-95184",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://gist.github.com/lkloliver/0c8b47fa75a0958fa88587665b82ae15",
      "source": "[email protected]"
    },
    {
      "url": "https://gitlab.com/gnutls/gnutls/-/blob/e2169a87c7fb91935c2845088204b102baed4c5f/SECURITY.md",
      "source": "[email protected]"
    },
    {
      "url": "https://gitlab.com/gnutls/gnutls/-/work_items/1965",
      "source": "[email protected]"
    },
    {
      "url": "https://www.gnutls.org",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/lkloliver/poc/tree/main/CVE-2026-95184",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ]
}