Workflow — security advisory

{
  "id": "e01bc54b862908f422de3c8bf09a52aaaf8f9ed67e36363886906705fd830b5e",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-91506",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-91506",
    "summary": "Vulnerability in the Workflow product of Oracle E-Business Suite (component: Workflow Notification Mailer). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Workflow. Successful attacks of this vulnerability can result in takeover of Workflow. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).",
    "evidence": "cve:CVE-2026-91506",
    "products": [
      {
        "name": {
          "value": "Workflow",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-91506",
      "aliases": [
        "CVE-2026-91506"
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 8.1,
            "attackVector": "NETWORK",
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "integrityImpact": "HIGH",
            "userInteraction": "NONE",
            "attackComplexity": "HIGH",
            "availabilityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "confidentialityImpact": "HIGH"
          }
        }
      ],
      "affected": [
        {
          "vendor": "Oracle Corporation",
          "product": "Workflow",
          "versions": [
            {
              "status": "affected",
              "version": "12.2.3",
              "versionType": "custom",
              "lessThanOrEqual": "12.2.15"
            }
          ]
        }
      ],
      "modified": "2026-10-27T03:56:07.003Z",
      "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-2026-91506",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-26T00:00:00+00:00"
                  }
                }
              }
            ],
            "problemTypes": [
              {
                "descriptions": [
                  {
                    "lang": "en",
                    "type": "CWE",
                    "cweId": "CWE-306",
                    "description": "CWE-306 Missing Authentication for Critical Function"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-27T03:56:07.003Z"
            }
          }
        ],
        "cna": {
          "orgId": "43595867-4340-4103-b7a2-9a5208d29a85",
          "shortName": "oracle",
          "dateUpdated": "2026-10-20T21:26:19.642Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-91506",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 381060,
  "published_at": "2026-10-20T21:26:19.642+00:00"
}