CVE-2026-73957: 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 HTTP 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 unauthorized creation, deletion or modification access to critical data or all Oracle WebCenter Portal accessible data as well as unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data. CVSS 3.1 Base Score 9.3 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N).
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
Affected supported versions are Oracle WebCenter Portal 12.2.1.4.0 and 14.1.2.0.0, specifically the Portlet Services component.
Does an attacker need an account or internal network access?
No. The vulnerability is exploitable by an unauthenticated attacker with network access over HTTP.
Is user interaction required for exploitation?
Yes. Successful exploitation requires interaction from a person other than the attacker.
What could a successful attack allow?
An attacker could gain unauthorized access to critical data or all data accessible through Oracle WebCenter Portal, and could create, delete, or modify that data. The impact may also extend significantly to additional products because the vulnerability has scope change.