CVE-2026-83038: Oracle Corporation Oracle WebLogic Server

Critical severity, CVSS 9.9. EPSS: 0.4% chance of exploitation in the next 30 days.

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: TopLink Integration). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle WebLogic Server. While the vulnerability is in Oracle WebLogic Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).

Affected products

• Oracle Corporation Oracle WebLogic Server: version 12.2.1.4.0 only; version 14.1.1.0.0 only; version 14.1.2.0.0 only; version 15.1.1.0.0 only

Published 2026-09-15. Last modified 2026-09-16.