{"id":"CVE-2026-91499","revision":null,"records":[{"revision":"da80407fdf224c13bba29b736a22a440","observedAt":"2026-10-24T04:48:20.602+00:00","statement":{"source":"cve-program","id":"CVE-2026-91499","aliases":[],"title":"Vulnerability in the RDBMS component of Oracle Database Server.  Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having DBMS_VECTOR privilege with network access via O…","description":"Vulnerability in the RDBMS component of Oracle Database Server.  Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having DBMS_VECTOR privilege with network access via Oracle Net to compromise RDBMS.  Successful attacks of this vulnerability can result in takeover of RDBMS. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).","state":0,"publishedAt":"2026-10-20T21:26:17.575+00:00","modifiedAt":"2026-10-24T03:35:54.429+00:00","affected":[{"ecosystem":"Vendor product","name":"Oracle Database Server","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Oracle Corporation\",\n                    \"product\": \"Oracle Database Server\",\n                    \"versions\": [\n                        {\n                            \"version\": \"23.4.0\",\n                            \"status\": \"affected\",\n                            \"lessThanOrEqual\": \"23.26.3\",\n                            \"versionType\": \"custom\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://www.oracle.com/security-alerts/cpuoct2026.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-91499","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-91499","identifiers":["CVE-2026-91499"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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