Vulnerability in Oracle Identity Manager of Oracle Fusion Middleware
CVE-2026-83402

8.8HIGH

Key Information:

Vendor

Oracle
Status
Oracle Identity Manager
Vendor
CVE Published:
20 October 2026

What is CVE-2026-83402?

A vulnerability exists in the Oracle Identity Manager component of Oracle Fusion Middleware, specifically in the OIM Legacy UI. This issue could be exploited by a low-privileged attacker with network access over HTTPS, enabling them to compromise the Oracle Identity Manager system. Successful exploitation allows attackers to potentially take control of the Identity Manager functionalities, affecting confidentiality, integrity, and availability of the system.

Affected Version(s)

Oracle Identity Manager 12.2.1.4.0

Oracle Identity Manager 14.1.2.1.0

References

https://www.oracle.com/security-alerts/cpuoct2026.html
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.