CVE-2026-83031

Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle WebCenter Sites. While the vulnerability is in Oracle WebCenter Sites, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Sites. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).

CVSS v3 9.9 CRITICAL

9.9^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.1 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

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

23 Sep 2026, 15:24

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

16 Sep 2026, 17:18

Type	Values Removed	Values Added
CWE		CWE-284

Information

Published : 2026-09-15 20:18

Updated : 2026-09-23 15:24

NVD link : CVE-2026-83031

Mitre link : CVE-2026-83031

CVE.ORG link : CVE-2026-83031

JSON object : View

Products Affected

oracle

webcenter_portal

CWE

CWE-284

Improper Access Control

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