CVE-2026-73951: High 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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Portal. Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Portal. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
Affected Software
Event History
Frequently Asked Questions
Which deployments are exposed to this issue?
Oracle WebCenter Portal deployments using the Portlet Services component in supported versions 12.2.1.4.0 or 14.1.2.0.0 are affected. Exposure requires network access to the service over HTTP.
Does an attacker need an account or user interaction to exploit this vulnerability?
No. The vulnerability can be exploited by an unauthenticated attacker and does not require user interaction, although Oracle characterizes exploitation as difficult due to high attack complexity.
What is the potential impact of a successful attack?
A successful attack can result in takeover of Oracle WebCenter Portal, with high confidentiality, integrity, and availability impact.