CVE-2026-34315
MediumCVSS 6.5Exploitation Probability (EPSS)
Low risk16th percentile - higher than 16% of all known CVEs
Summary
Vulnerability in Oracle WebLogic Server (component: Web Services) 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 exploit it, but human interaction from a person other than the attacker is required. Successful attacks can result in unauthorized creation, deletion, or modification of critical data.
Risk Assessment
An attacker could modify or delete data accessible through WebLogic Server, compromising the integrity of critical systems. User interaction is required, slightly limiting the risk, but it remains significant.
Recommendation
Apply the security updates provided by Oracle for the affected WebLogic Server versions as soon as possible. Additionally, restrict network access to the administrative console and enforce safe browsing practices.
Other vulnerabilities in Oracle WebLogic Server
See all- CVE-2026-101515Medium
Vulnerability in Oracle WebLogic Server (component: Centralized Thirdparty Jars) affects versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. A difficult to exploit flaw allows an unauthenticated attacker with network access via HTTP to gain unauthorized access to critical data or complete access to all server data.
- 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-2026-87302Critical
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.
Original NVD description (English source)
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Services). 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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 6.5 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N).
Vulnerability data from NVD (NIST) · CISA KEV · EPSS