CVE-2026-34291

{
  "id": "CVE-2026-34291",
  "sourceIdentifier": "[email protected]",
  "published": "2026-04-21T21:16:33.950",
  "lastModified": "2026-10-26T22:10:00.163",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware (component: Core).  Supported versions that are affected are 12.2.1.4.0 and  14.1.2.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server.  While the vulnerability is in Oracle HTTP Server, 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 Oracle HTTP Server accessible data as well as  unauthorized access to critical data or complete access to all Oracle HTTP Server accessible data. CVSS 3.1 Base Score 8.7 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N)."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en el producto Oracle HTTP Server de Oracle Fusion Middleware (componente: Core). Las versiones compatibles afectadas son 12.2.1.4.0 y 14.1.2.0.0. Una vulnerabilidad difícil de explotar permite a un atacante no autenticado con acceso de red a través de HTTP comprometer Oracle HTTP Server. Aunque la vulnerabilidad está en Oracle HTTP Server, 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 Oracle HTTP Server, así como acceso no autorizado a datos críticos o acceso completo a todos los datos accesibles de Oracle HTTP Server. Puntuación Base CVSS 3.1 de 8.7 (impactos en la Confidencialidad e Integridad). Vector CVSS: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N)."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "Oracle HTTP Server",
          "versions": [
            {
              "version": "12.2.1.4.0",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "14.1.2.0.0",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N",
          "baseScore": 8.7,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.8
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-04-22T00:00:00+00:00",
          "id": "CVE-2026-34291",
          "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": [
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              "vulnerable": true,
              "criteria": "cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "AD04BEE5-E9A8-4584-A68C-0195CE9C402C"
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  ],
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cpuapr2026.html",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}