CVE-2023-21859: Oracle Access Manager

Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days.

Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine). The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle Access Manager executes to compromise Oracle Access Manager. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Access Manager accessible data. CVSS 3.1 Base Score 4.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).

Affected products

• Oracle Access Manager: version 12.2.1.4.0 only

Published 2023-01-18. Last modified 2026-06-17.