Vulnerability in the Oracle Database Materialized View component of Oracle Database Server. Supported versions that are affected are 19.3-19.27, 21.3-21.18 and 23.4-23.8. Easily exploitable vulnerability allows high privileged attacker having Execute on DBMS_REDEFINITION privilege with network access via Oracle Net to compromise Oracle Database Materialized View. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Database Materialized View accessible data. CVSS 3.1 Base Score 2.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N).