9.8
Critical
CVE-2026-91323 Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
Description
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). 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 unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. 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).
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Oracle WebLogic Server | 15.1.1.0.0 | No fix stated |
| Oracle WebLogic Server 14.1 | 14.1.1.0.0 → 14.1.2.0.0 | No fix stated |
| Oracle WebLogic Server | 12.2.1.4.0 | No fix stated |
Other CVEs of Oracle WebLogic Server
The 59 CVEs of Oracle WebLogic Server →
CVE-2026-91502
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
7.3
High
CVE-2026-87302
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
9.1
Critical
CVE-2026-83399
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
9.8
Critical
CVE-2026-101515
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Centralized Thirdparty Jars)
5.9
Medium