9.8
Critical
CVE-2020-2551 Oracle Fusion Middleware Unspecified Vulnerability
Active exploitation observed
· CISA KEV catalogue
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Ransomware campaigns
Not observed so far
Description
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: WLS Core Components). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/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 |
|---|---|---|
| WebLogic Server 12.2 | 12.2.1.3.0 → 12.2.1.4.0 | No fix stated |
| WebLogic Server | 12.1.3.0.0 | No fix stated |
| WebLogic Server | 10.3.6.0.0 | No fix stated |
Other CVEs of WebLogic Server
The 190 CVEs of WebLogic Server →
CVE-2026-46848
Vulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Console)
7.9
High
CVE-2026-35311
Vulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Core)
8.8
High
CVE-2026-35303
Vulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Console)
8.8
High
CVE-2026-35302
Vulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Console)
8.3
High