Oracle Outside In Technology — security advisory

{
  "id": "19b3e6451a0906f757ef0b5cebc789f1c50e9c4415af13c2170df824c1588426",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-87397",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-87397",
    "summary": "Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In Core). The supported version that is affected is 8.5.8. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Outside In Technology. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Oracle Outside In Technology. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).",
    "evidence": "cve:CVE-2026-87397",
    "products": [
      {
        "name": {
          "value": "Oracle Outside In Technology",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-87397",
      "aliases": [
        "CVE-2026-87397"
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 8.8,
            "attackVector": "NETWORK",
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "integrityImpact": "HIGH",
            "userInteraction": "REQUIRED",
            "attackComplexity": "LOW",
            "availabilityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "confidentialityImpact": "HIGH"
          }
        }
      ],
      "affected": [
        {
          "vendor": "Oracle Corporation",
          "product": "Oracle Outside In Technology",
          "versions": [
            {
              "status": "affected",
              "version": "8.5.8",
              "versionType": "semver"
            }
          ]
        }
      ],
      "modified": "2026-10-28T14:53:09.369Z",
      "provider": "cve",
      "references": [
        "https://www.oracle.com/security-alerts/cpuoct2026.html"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-87397",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-28T14:52:30.088053Z"
                  }
                }
              }
            ],
            "problemTypes": [
              {
                "descriptions": [
                  {
                    "lang": "en",
                    "type": "CWE",
                    "cweId": "CWE-284",
                    "description": "CWE-284 Improper Access Control"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-28T14:53:09.369Z"
            }
          }
        ],
        "cna": {
          "orgId": "43595867-4340-4103-b7a2-9a5208d29a85",
          "shortName": "oracle",
          "dateUpdated": "2026-10-20T21:24:29.820Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-87397",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 452553,
  "published_at": "2026-10-20T21:24:29.82+00:00"
}