CVE-2026-83042 Auth bypass in Oracle Identity Manager

Critical 9.8 Published 15 Sep 2026 Updated 15 Sep 2026

Unauthenticated attackers can bypass authentication to take over Oracle Identity Manager via HTTP.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-83042?

CVE-2026-83042 is a critical authentication bypass vulnerability in Oracle Identity Manager, published on 15 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Identity Manager product of Oracle Fusion Middleware (component: OIM Legacy UI). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Identity Manager. Successful attacks of this vulnerability can result in takeover of Oracle Identity Manager. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Weakness: CWE-306, CWE-287

Which versions are affected by CVE-2026-83042?

It affects 1 product.

Products include Oracle Identity Manager.

How do I fix CVE-2026-83042?

No fix has been published for CVE-2026-83042 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-83042 being exploited?

There is no known exploitation of CVE-2026-83042 in the wild and no public exploit code.

Sources

Also known as GHSA-rw23-565h-3q9h.