CVE-2026-21992 is a critical out-of-band Oracle Identity Manager/Web Services Manager RCE vulnerability. Related flaw CVE-2025-61757 was exploited in the wild.

CVE-2026-21992: Oracle Fusion Middleware RCE | Tenable®

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).

Oracle issued an out-of-band security alert for a critical RCE in Identity Manager and Web Services Manager. We are monitoring for additional intelligence.

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CVE-2026-21992

critical

Vulnerable Software