cve-2026-83407

HIGH CVSS 8.6 nvd
Description

Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Access Manager. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Access Manager accessible data as well as unauthorized update, insert or delete access to some of Oracle Access Manager accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Access Manager. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L).

Timeline
Published
2026-10-20
Last Modified
2026-10-27
CVSS Details
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
Affected Products

No product information available.

Weaknesses (CWE)
CVSS metrics
Version Base Severity Vector Exploitability Impact Source
3.1 8.6 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L 3.9 4.7 secalert_us@oracle.com
NVD metadata
NVD status
Awaiting Analysis
Source identifier
secalert_us@oracle.com
References
Linked Vulnerabilities

{
  "cvss": 8.6,
  "datePublished": "2026-10-20T22:19:57.233",
  "dateUpdated": "2026-10-27T19:17:30.423",
  "description": "Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine).  Supported versions that are affected are 12.2.1.4.0 and  14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Access Manager.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle Access Manager accessible data as well as  unauthorized update, insert or delete access to some of Oracle Access Manager accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Access Manager. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L).",
  "id": "CVE-2026-83407",
  "raw": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "Oracle Access Manager",
            "vendor": "Oracle Corporation",
            "versions": [
              {
                "status": "affected",
                "version": "12.2.1.4.0",
                "versionType": "semver"
              },
              {
                "status": "affected",
                "version": "14.1.2.0.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "secalert_us@oracle.com"
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine).  Supported versions that are affected are 12.2.1.4.0 and  14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Access Manager.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle Access Manager accessible data as well as  unauthorized update, insert or delete access to some of Oracle Access Manager accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Access Manager. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L)."
      }
    ],
    "id": "CVE-2026-83407",
    "lastModified": "2026-10-27T19:17:30.423",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 4.7,
          "source": "secalert_us@oracle.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-83407",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "yes"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-10-27T18:45:04.525772Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-10-20T22:19:57.233",
    "references": [
      {
        "source": "secalert_us@oracle.com",
        "url": "https://www.oracle.com/security-alerts/cpuoct2026.html"
      }
    ],
    "sourceIdentifier": "secalert_us@oracle.com",
    "vulnStatus": "Awaiting Analysis",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-284"
          }
        ],
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "severity": "HIGH",
  "source": "nvd",
  "title": "Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine)"
}
View JSON API Download JSON