CVE-2026-18744

{
  "id": "CVE-2026-18744",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-12T22:17:14.823",
  "lastModified": "2026-10-23T19:10:00.167",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Any authenticated case participant can fetch any OTHER vendor's CaseStatement + per-vul CaseMemberStatus by supplying that member's id — test_func only checks _is_my_case, not ownership of kwargs['member']. Bypasses share_status; leaks embargoed vendor affected/not-affected + statement text cross-tenant."
    },
    {
      "lang": "es",
      "value": "Cualquier participante del caso autenticado puede obtener la CaseStatement de CUALQUIER OTRO proveedor y el CaseMemberStatus por vulnerabilidad al proporcionar el ID de ese miembro - test_func solo verifica _is_my_case, no la propiedad de kwargs[’member’]. Elude share_status; filtra el estado de afectado/no afectado del proveedor embargado y el texto de la declaración entre inquilinos."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "CERT/CC",
          "product": "VINCE",
          "versions": [
            {
              "version": "0",
              "lessThan": "3.0.44",
              "versionType": "custom",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-13T15:44:59.345311Z",
          "id": "CVE-2026-18744",
          "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-639"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/CERTCC/VINCE",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/CERTCC/VINCE/pull/235",
      "source": "[email protected]"
    }
  ]
}