CVE-2026-21992 Auth bypass in Oracle Identity Manager

Critical 9.8 Published 20 Mar 2026 Updated 24 Mar 2026

Unauthenticated attackers can compromise Oracle Identity Manager and Web Services Manager via HTTP, leading to full system takeover.

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-2026-21992?

CVE-2026-21992 is a critical authentication bypass vulnerability in Oracle Identity Manager, published on 20 Mar 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: REST WebServices) and Oracle Web Services Manager product of Oracle Fusion Middleware (component: Web Services Security). 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 and Oracle Web Services Manager. Successful attacks of this vulnerability can result in takeover of Oracle Identity Manager and Oracle Web Services Manager. Note: Oracle Web Services Manager is installed with an Oracle Fusion Middleware Infrastructure. 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

Which versions are affected by CVE-2026-21992?

It affects 2 products.

Products include Oracle Identity Manager, Oracle Web Services Manager.

How do I fix CVE-2026-21992?

No fix has been published for CVE-2026-21992 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-2026-21992 being exploited?

There is no known exploitation of CVE-2026-21992 in the wild and no public exploit code.

Sources

Also known as GHSA-hg4m-m77p-qp8j.