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CVE-2026-83043 Details

Description

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 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 takeover of Oracle WebCenter Portal. CVSS 3.1 Base Score 9.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H).

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:9.6 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://www.oracle.com/security-alerts/cspusep2026.html	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-284	Improper Access Control	CISA-ADP

Affected Products

Product	Versions
oracle webcenter portal	12.2.1.4.0 14.1.2.0.0
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:::::::* Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Sep 21, 2026	Initial Analysis	[email protected]
Sep 16, 2026	CVE Modified	CISA-ADP
Sep 15, 2026	New CVE Received	[email protected]