Executive brief
Oracle Access Manager, a critical component for managing user identity and single sign-on across enterprise applications, contains a severe security vulnerability. An unauthorized person can exploit this over the internet to gain full control of the system. This could lead to a total service outage, theft of sensitive user credentials, or unauthorized access to other corporate systems protected by the manager.
Technical details
A critical vulnerability exists in the Authentication Engine component of Oracle Access Manager (part of Oracle Fusion Middleware). The flaw is easily exploitable by an unauthenticated attacker with network access via HTTP. Successful exploitation allows for a complete takeover of the Oracle Access Manager instance, impacting confidentiality, integrity, and availability. The vulnerability affects supported versions 12.2.1.4.0 and 14.1.2.1.0. Users are advised to refer to the Oracle Critical Patch Update (CPU) for July 2026 for remediation steps.
Affected products
- Oracle Access Manager 12.2.1.4.0, 14.1.2.1.0
Timeline
- 2026-07-21: disclosed
- 2026-07-21: advisory: Oracle Critical Patch Update published