CVE-2026-71163: Critical severity Oracle Oracle Access Manager vulnerability
Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Access Manager. While the vulnerability is in Oracle Access Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Access Manager accessible data as well as unauthorized access to critical data or complete access to all Oracle Access Manager accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Access Manager. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L).
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
The affected supported Oracle Access Manager versions are 12.2.1.4.0 and 14.1.2.1.0, specifically in the Authentication Engine component.
What level of access does an attacker need?
An attacker needs network access to the target over HTTP and low-privileged credentials. No user interaction is required, and the vulnerability is rated low attack complexity.
What could a successful attacker do?
A successful attacker could gain unauthorized access to critical data or all data accessible through Oracle Access Manager, and create, delete, or modify that data. They may also cause a partial denial of service and significantly affect additional products because the vulnerability has scope change.