CVE-2026-87302
CriticalCVSS 9.1Summary
Vulnerability in Oracle WebLogic Server (Core component) affecting versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. An unauthenticated attacker with network access via HTTP can create, delete, or modify critical data and gain full access to it.
Risk Assessment
High risk — easy unauthenticated exploitation can lead to unauthorized changes and full access to critical Oracle WebLogic Server data.
Recommendation
Apply the latest Oracle security updates for Oracle WebLogic Server. Restrict HTTP access to trusted networks and implement monitoring.
Other vulnerabilities in Oracle WebLogic Server
See all- CVE-2026-91502High
Vulnerability in the Core component of Oracle WebLogic Server (Oracle Fusion Middleware). An unauthenticated attacker can exploit it over the network via TLS to perform unauthorized update, insert or delete access to some data, read a subset of data, and cause a partial denial of service. CVSS 7.3.
- CVE-2017-10147High
A vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware allows an unauthenticated attacker with network access via T3 to compromise the server. Attacks may lead to hanging or frequent crashes of the server, resulting in a complete denial of service (DoS).
- CVE-2016-3505High
Unspecified vulnerability in the Oracle WebLogic Server component in Oracle Fusion Middleware 10.3.6.0, 12.1.3.0, and 12.2.1.0 allows remote authenticated users to affect confidentiality, integrity, and availability via vectors related to JavaServer Faces.
- CVE-2016-0577High
Unspecified vulnerability in the Oracle WebLogic Server component in Oracle Fusion Middleware 10.3.6, 12.1.2, 12.1.3, and 12.2.1 allows remote attackers to affect confidentiality, integrity, and availability.
- CVE-2016-0574High
Unspecified vulnerability in the Oracle WebLogic Server component in Oracle Fusion Middleware 10.3.6, 12.1.2, 12.1.3, and 12.2.1 allows remote attackers to affect confidentiality, integrity, and availability.
- CVE-2016-0573High
Unspecified vulnerability in the Oracle WebLogic Server component in Oracle Fusion Middleware 10.3.6, 12.1.2, 12.1.3, and 12.2.1 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to WLS Java Messaging Service.
- CVE-2016-0572High
Unspecified vulnerability in the Oracle WebLogic Server component in Oracle Fusion Middleware 10.3.6, 12.1.2, 12.1.3, and 12.2.1 allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors related to Coherence Container.
- CVE-2014-2470High
Unspecified vulnerability in the Oracle WebLogic Server component in Oracle Fusion Middleware 10.0.2.0, 10.3.6.0, 12.1.1.0, and 12.1.2.0 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to WLS Security.
- CVE-2026-91323Critical
Vulnerability in Oracle WebLogic Server (Core component) affecting versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. An unauthenticated attacker with HTTP network access can take over the server.
- CVE-2026-83399Critical
Vulnerability in Oracle WebLogic Server (Core component) affecting versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. An unauthenticated attacker with network access via T3 or IIOP can take over Oracle WebLogic Server.
Original NVD description (English source)
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 unauthorized creation, deletion or modification access to critical data or all Oracle WebLogic Server accessible data as well as unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 9.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).
Vulnerability data from NVD (NIST) · CISA KEV · EPSS