CVE-2025-30733: Oracle Rdbms Listener

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Vulnerability in the RDBMS Listener component of Oracle Database Server. Supported versions that are affected are 19.3-19.26, 21.3-21.17 and 23.4-23.7. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise RDBMS Listener. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all RDBMS Listener accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N).

Affected products

• Oracle Rdbms Listener: from 19.3, up to and including 19.26; from 21.3, up to and including 21.17; from 23.4, up to and including 23.7

Published 2025-04-15. Last modified 2026-06-17.