CVE-2026-21966

{
  "id": "CVE-2026-21966",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-21966",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-01-21T19:53:17.895109Z"
        }
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    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "secalert_us@oracle.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "secalert_us@oracle.com",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "Oracle Hospitality OPERA 5 Property Services",
          "versions": [
            {
              "status": "affected",
              "version": "5.6.19.23",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "5.6.25.17",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "5.6.26.10",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "5.6.27.4",
              "versionType": "semver"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-01-20T22:15:59.607",
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cpujan2026.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert_us@oracle.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications (component: Opera).  Supported versions that are affected are 5.6.19.23, 5.6.25.17, 5.6.26.10 and  5.6.27.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality OPERA 5 Property Services.  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Hospitality OPERA 5 Property Services, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle Hospitality OPERA 5 Property Services accessible data as well as  unauthorized read access to a subset of Oracle Hospitality OPERA 5 Property Services accessible data. CVSS 3.1 Base Score 6.1 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en el producto Oracle Hospitality OPERA 5 Property Services de Oracle Hospitality Applications (componente: Opera). Las versiones compatibles afectadas son 5.6.19.23, 5.6.25.17, 5.6.26.10 y 5.6.27.4. La vulnerabilidad fácilmente explotable permite a un atacante no autenticado con acceso a la red a través de HTTP comprometer Oracle Hospitality OPERA 5 Property Services. Los ataques exitosos requieren interacción humana de una persona distinta del atacante y, aunque la vulnerabilidad está en Oracle Hospitality OPERA 5 Property Services, los ataques pueden tener un impacto significativo en productos adicionales (cambio de alcance). Los ataques exitosos de esta vulnerabilidad pueden resultar en acceso no autorizado de actualización, inserción o eliminación a algunos de los datos accesibles de Oracle Hospitality OPERA 5 Property Services, así como acceso de lectura no autorizado a un subconjunto de los datos accesibles de Oracle Hospitality OPERA 5 Property Services. Puntuación base CVSS 3.1 de 6.1 (impactos en la confidencialidad y la integridad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)."
    }
  ],
  "lastModified": "2026-06-17T10:19:14.987",
  "configurations": [
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  "sourceIdentifier": "secalert_us@oracle.com"
}