FKIE_CVE-2026-46840

Vulnerability from fkie_nvd - Published: 2026-05-28 21:16 - Updated: 2026-07-21 10:10
Severity
10.0 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Summary
Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service). Supported versions that are affected are 24.2.0-26.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle REST Data Services. While the vulnerability is in Oracle REST Data Services, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle REST Data Services. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).
References
secalert_us@oracle.comhttps://www.oracle.com/security-alerts/cspumay2026.htmlVendor Advisory
Impacted products
Vendor Product Version
oracle rest_data_services *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Oracle REST Data Services",
          "vendor": "Oracle Corporation",
          "versions": [
            {
              "lessThanOrEqual": "26.1.0",
              "status": "affected",
              "version": "24.2.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "secalert_us@oracle.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:oracle:rest_data_services:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "189A8FFA-95CE-46E5-A108-7CAE4148BF59",
              "versionEndIncluding": "26.1.0",
              "versionStartIncluding": "24.2.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service).  Supported versions that are affected are 24.2.0-26.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle REST Data Services.  While the vulnerability is in Oracle REST Data Services, attacks may significantly impact additional products (scope change).  Successful attacks of this vulnerability can result in takeover of Oracle REST Data Services. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en Oracle REST Data Services (componente: Backend-as-a-Service). Las versiones compatibles que est\u00e1n afectadas son 24.2.0-26.1.0. Vulnerabilidad f\u00e1cilmente explotable permite a un atacante no autenticado con acceso de red v\u00eda HTTPS comprometer Oracle REST Data Services. Aunque la vulnerabilidad est\u00e1 en Oracle REST Data Services, los ataques pueden tener un impacto significativo en productos adicionales (cambio de alcance). Los ataques exitosos de esta vulnerabilidad pueden resultar en la toma de control de Oracle REST Data Services. Puntuaci\u00f3n Base CVSS 3.1 10.0 (impactos en la Confidencialidad, Integridad y Disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)."
    }
  ],
  "id": "CVE-2026-46840",
  "lastModified": "2026-07-21T10:10:00.103",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 10.0,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.0,
        "source": "secalert_us@oracle.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-46840",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-29T15:17:47.876235Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-28T21:16:33.837",
  "references": [
    {
      "source": "secalert_us@oracle.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.oracle.com/security-alerts/cspumay2026.html"
    }
  ],
  "sourceIdentifier": "secalert_us@oracle.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        },
        {
          "lang": "en",
          "value": "CWE-287"
        },
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.