CVE-2026-83040: Critical severity Oracle Oracle WebCenter Portal vulnerability
Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Portlet Services). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via SOAP to compromise Oracle WebCenter Portal. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle WebCenter Portal, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Portal. CVSS 3.1 Base Score 9.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H).
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
The affected supported versions are Oracle WebCenter Portal 12.2.1.4.0 and 14.1.2.0.0, specifically the Portlet Services component.
What access does an attacker need?
An attacker does not need authentication or prior privileges, but must have network access to the SOAP interface. Exploitation also requires human interaction from someone other than the attacker.
What is the potential impact of successful exploitation?
Successful exploitation can result in takeover of Oracle WebCenter Portal, with high confidentiality, integrity, and availability impact. The scope may extend to additional products.