CVE-2026-91393

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-91393", "assignerOrgId": "43595867-4340-4103-b7a2-9a5208d29a85", "state": "PUBLISHED", "assignerShortName": "oracle", "dateReserved": "2026-09-14T22:10:16.632Z", "datePublished": "2026-10-20T21:25:43.745Z", "dateUpdated": "2026-10-21T14:20:20.718Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "43595867-4340-4103-b7a2-9a5208d29a85", "shortName": "oracle", "dateUpdated": "2026-10-20T21:25:43.745Z"}, "problemTypes": [{"descriptions": [{"lang": "en-US", "description": "Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel CRM End User accessible data."}]}], "affected": [{"vendor": "Oracle Corporation", "product": "Siebel CRM End User", "versions": [{"version": "17.0", "status": "affected", "lessThanOrEqual": "26.9", "versionType": "custom"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:oracle:siebel_crm_end_user:*:*:*:*:*:*:*:*", "versionStartIncluding": "17.0", "versionEndIncluding": "26.9"}]}]}], "descriptions": [{"lang": "en-US", "value": "Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI). Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel CRM End User accessible data. CVSS 3.1 Base Score 3.1 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N)."}], "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": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE", "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N", "baseScore": 3.1, "baseSeverity": "LOW"}}]}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-352", "lang": "en", "description": "CWE-352 Cross-Site Request Forgery (CSRF)"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-21T14:19:56.431964Z", "id": "CVE-2026-91393", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-21T14:20:20.718Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-91393", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-21T14:19:56.431964Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-352", "description": "CWE-352 Cross-Site Request Forgery (CSRF)"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-21T14:20:13.724Z"}}], "cna": {"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.1, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "Oracle Corporation", "product": "Siebel CRM End User", "versions": [{"status": "affected", "version": "17.0", "versionType": "custom", "lessThanOrEqual": "26.9"}]}], "references": [{"url": "https://www.oracle.com/security-alerts/cpuoct2026.html", "name": "Oracle Advisory", "tags": ["vendor-advisory"]}], "descriptions": [{"lang": "en-US", "value": "Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI). Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel CRM End User accessible data. CVSS 3.1 Base Score 3.1 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N)."}], "problemTypes": [{"descriptions": [{"lang": "en-US", "description": "Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel CRM End User accessible data."}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:oracle:siebel_crm_end_user:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndIncluding": "26.9", "versionStartIncluding": "17.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "43595867-4340-4103-b7a2-9a5208d29a85", "shortName": "oracle", "dateUpdated": "2026-10-20T21:25:43.745Z"}}}, "cveMetadata": {"cveId": "CVE-2026-91393", "state": "PUBLISHED", "dateUpdated": "2026-10-21T14:20:20.718Z", "dateReserved": "2026-09-14T22:10:16.632Z", "assignerOrgId": "43595867-4340-4103-b7a2-9a5208d29a85", "datePublished": "2026-10-20T21:25:43.745Z", "assignerShortName": "oracle"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "Siebel CRM End User", "vendor": "Oracle Corporation", "versions": [{"lessThanOrEqual": "26.9", "status": "affected", "version": "17.0", "versionType": "custom"}]}], "source": "secalert_us@oracle.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:oracle:siebel_crm:*:*:*:*:*:*:*:*", "matchCriteriaId": "C9DFE033-EE31-45CA-BA6E-28277A281B5D", "versionEndIncluding": "26.9", "versionStartIncluding": "17.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI). Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel CRM End User accessible data. CVSS 3.1 Base Score 3.1 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N)."}], "id": "CVE-2026-91393", "lastModified": "2026-11-04T15:54:27.760", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.1, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 1.4, "source": "secalert_us@oracle.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-91393", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-21T14:19:56.431964Z", "version": "2.0.3"}}]}, "published": "2026-10-20T22:20:42.620", "references": [{"source": "secalert_us@oracle.com", "tags": ["Vendor Advisory"], "url": "https://www.oracle.com/security-alerts/cpuoct2026.html"}], "sourceIdentifier": "secalert_us@oracle.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-352"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[17.0,26.9]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Siebel CRM End User", "source": "cna", "vendor": "Oracle Corporation"}, "product": "siebel_crm_end_user", "vendor": "oracle"}], "created": "2026-10-21T09:15:14.493352+00:00", "title": "Unauthorized Data Modification via CSRF in Oracle Siebel CRM End User", "updated": "2026-10-22T07:45:01.553870+00:00", "vendors": ["oracle", "oracle$PRODUCT$siebel_crm_end_user"]}