{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-91506", "assignerOrgId": "43595867-4340-4103-b7a2-9a5208d29a85", "state": "PUBLISHED", "assignerShortName": "oracle", "dateReserved": "2026-09-14T22:10:16.639Z", "datePublished": "2026-10-20T21:26:19.642Z", "dateUpdated": "2026-10-20T21:26:19.642Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "43595867-4340-4103-b7a2-9a5208d29a85", "shortName": "oracle", "dateUpdated": "2026-10-20T21:26:19.642Z"}, "problemTypes": [{"descriptions": [{"lang": "en-US", "description": "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."}]}], "affected": [{"vendor": "Oracle Corporation", "product": "Workflow", "versions": [{"version": "12.2.3", "status": "affected", "lessThanOrEqual": "12.2.15", "versionType": "custom"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:oracle:workflow:*:*:*:*:*:*:*:*", "versionStartIncluding": "12.2.3", "versionEndIncluding": "12.2.15"}]}]}], "descriptions": [{"lang": "en-US", "value": "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)."}], "references": [{"url": "https://www.oracle.com/security-alerts/cpuoct2026.html", "name": "Oracle Advisory", "tags": ["vendor-advisory"]}], "metrics": [{"cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.1, "baseSeverity": "HIGH"}}]}}}

{}

{"affected": [{"affectedData": [{"product": "Workflow", "vendor": "Oracle Corporation", "versions": [{"lessThanOrEqual": "12.2.15", "status": "affected", "version": "12.2.3", "versionType": "custom"}]}], "source": "secalert_us@oracle.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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)."}], "id": "CVE-2026-91506", "lastModified": "2026-10-21T18:44:55.490", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "secalert_us@oracle.com", "type": "Primary"}]}, "published": "2026-10-20T22:20:55.110", "references": [{"source": "secalert_us@oracle.com", "url": "https://www.oracle.com/security-alerts/cpuoct2026.html"}], "sourceIdentifier": "secalert_us@oracle.com", "vulnStatus": "Awaiting Analysis"}

{}

{"created": "2026-10-21T10:45:15.937210+00:00", "title": "Unauthenticated HTTP Access Allows Workflow Takeover in Oracle E-Business Suite", "updated": "2026-10-21T10:45:15.937216+00:00", "vendors": [], "weaknesses": ["CWE-287"]}