{"id":"CVE-2026-91563","revision":null,"records":[{"revision":"f3216fb0d47f4c07845175016ba3b438","observedAt":"2026-10-26T21:35:30.991+00:00","statement":{"source":"cve-program","id":"CVE-2026-91563","aliases":[],"title":"Vulnerability in the Oracle OLAP component of Oracle Database Server.  Supported versions that are affected are 19.3-19.32, 21.3-21.23 and  23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having DBMS_AW privi…","description":"Vulnerability in the Oracle OLAP component of Oracle Database Server.  Supported versions that are affected are 19.3-19.32, 21.3-21.23 and  23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having DBMS_AW privilege with network access via Oracle Net to compromise Oracle OLAP.  Successful attacks of this vulnerability can result in takeover of Oracle OLAP. 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":"2026-10-20T21:26:32.325+00:00","modifiedAt":"2026-10-26T20:25:27.681+00:00","affected":[{"ecosystem":"Vendor product","name":"Oracle OLAP","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Oracle Corporation\",\n                    \"product\": \"Oracle OLAP\",\n                    \"versions\": [\n                        {\n                            \"version\": \"19.3\",\n                            \"status\": \"affected\",\n                            \"lessThanOrEqual\": \"19.32\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"version\": \"21.3\",\n                            \"status\": \"affected\",\n                            \"lessThanOrEqual\": \"21.23\",\n                            \"versionType\": \"custom\"\n                        },\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-2026-91563","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-91563","identifiers":["CVE-2026-91563"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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