CVE WatchSep 16, 2026

CVE-2026-73963

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Portlet Services). Supported versions that are

CVSS

9.8

Critical

EPSS

0.4%

p29

KEV

—

Exploit Today

0-100

Published: Sep 15, 2026 · Last modified: Sep 16, 2026 · CWE-287 · CWE-306

EPSS · 30d

0.4%EPSS · 30 days0.4%

2026-09-162026-09-17

Technical description

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 of this vulnerability can result in takeover of Oracle WebCenter Portal. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Official references

www.oracle.comhttps://www.oracle.com/security-alerts/cspusep2026.html

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