CVE-2020-14859

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0 and 14.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP, T3 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).

• https://www.oracle.com/security-alerts/cpuoct2020.htmlVendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-20-1275/Third Party Advisory
• https://www.oracle.com/security-alerts/cpuoct2020.htmlVendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-20-1275/Third Party Advisory

Published

Oct 21, 2020

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2020-14853Vulnerability in the MySQL Cluster product of Oracle MySQL (…4.6
• CVE-2020-14854Vulnerability in the Hyperion Infrastructure Technology prod…6.1
• CVE-2020-14855Vulnerability in the Oracle Universal Work Queue product of …9.8
• CVE-2020-14856Vulnerability in the Oracle Trade Management product of Orac…8.2
• CVE-2020-14857Vulnerability in the Oracle Trade Management product of Orac…8.2
• CVE-2020-14858Vulnerability in the Oracle Hospitality OPERA 5 Property Ser…6.8
• CVE-2020-1486An elevation of privilege vulnerability exists when the Wind…7.8
• CVE-2020-14860Vulnerability in the MySQL Server product of Oracle MySQL (c…2.7
• CVE-2020-14861Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
• CVE-2020-14862Vulnerability in the Oracle Universal Work Queue product of …8.8
• CVE-2020-14863Vulnerability in the Oracle One-to-One Fulfillment product o…8.2
• CVE-2020-14864Vulnerability in the Oracle Business Intelligence Enterprise…7.5