CVE-2025-21549: Oracle WebLogic Server

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). The supported version that is affected is 14.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP/2 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle WebLogic Server. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Affected products

• Oracle WebLogic Server: version 14.1.1.0.0 only

Published 2025-01-21. Last modified 2026-06-17.