CVE-2026-70857

{
  "id": "CVE-2026-70857",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-18T21:17:41.867",
  "lastModified": "2026-10-22T17:09:59.477",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI).  Supported versions that are affected are 17.0-26.6. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTPS to compromise Siebel CRM End User.  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Siebel CRM End User, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all Siebel CRM End User accessible data as well as  unauthorized access to critical data or complete access to all Siebel CRM End User accessible data. CVSS 3.1 Base Score 7.7 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N)."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en el producto Siebel CRM End User de Oracle Siebel CRM (componente: Open UI). Las versiones soportadas que están afectadas son 17.0-26.6. Vulnerabilidad difícil de explotar permite a un atacante con bajos privilegios con acceso a la red vía HTTPS comprometer Siebel CRM End User. Los ataques exitosos requieren interacción humana de una persona que no sea el atacante y aunque la vulnerabilidad está en Siebel CRM End User, los ataques pueden impactar significativamente productos adicionales (cambio de alcance). Los ataques exitosos de esta vulnerabilidad pueden resultar en acceso no autorizado de creación, eliminación o modificación a datos críticos o a todos los datos accesibles de Siebel CRM End User, así como acceso no autorizado a datos críticos o acceso completo a todos los datos accesibles de Siebel CRM End User. Puntuación Base CVSS 3.1 de 7.7 (impactos en la Confidencialidad e Integridad). Vector CVSS: (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N)."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "Siebel CRM End User",
          "versions": [
            {
              "version": "17.0",
              "lessThanOrEqual": "26.6",
              "versionType": "custom",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N",
          "baseScore": 7.7,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 1.3,
        "impactScore": 5.8
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-19T00:00:00+00:00",
          "id": "CVE-2026-70857",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:oracle:siebel_crm:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "17.0",
              "versionEndIncluding": "26.6",
              "matchCriteriaId": "B4D9C854-529A-44B3-92AF-5BD2CDAB173D"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cspuaug2026.html",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}