CVE-2026-73956

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Composer). 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).

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.oracle.com/security-alerts/cspusep2026.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:oracle:webcenter_portal:12.2.1.4.0:::::::*
	cpe:2.3:a:oracle:webcenter_portal:14.1.2.0.0:::::::*

History

22 Sep 2026, 19:50

Type	Values Removed	Values Added
First Time		Oracle Oracle webcenter Portal
CPE		cpe:2.3:a:oracle:webcenter_portal:12.2.1.4.0:::::::* cpe:2.3:a:oracle:webcenter_portal:14.1.2.0.0:::::::*
References	~~() https://www.oracle.com/security-alerts/cspusep2026.html -~~	() https://www.oracle.com/security-alerts/cspusep2026.html - Vendor Advisory

Information

Published : 2026-09-15 20:17

Updated : 2026-09-22 19:50

NVD link : CVE-2026-73956

Mitre link : CVE-2026-73956

CVE.ORG link : CVE-2026-73956

JSON object : View

Products Affected

oracle

webcenter_portal

CWE

CWE-287

Improper Authentication

CWE-306

Missing Authentication for Critical Function

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