CVE-2026-83046

Analyzed Analyzed - Analysis Complete

Unauthorized Access in Oracle WebCenter Portal

Publication date: 2026-09-15

Last updated on: 2026-09-21

Assigner: Oracle

Description

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). 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 Portal. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle WebCenter Portal. CVSS 3.1 Base Score 7.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L).

CVSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-21

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83046

EUVD

EUVD-2026-79374

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	webcenter_portal	12.2.1.4.0
oracle	webcenter_portal	14.1.2.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0. It allows a low-privileged attacker with network access to compromise the system via HTTP. Successful exploitation can lead to unauthorized access to critical data or complete access to all accessible data, and may cause a partial denial of service.

Detection Guidance

This vulnerability affects Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0. Detection requires checking installed versions of Oracle WebCenter Portal and monitoring for unauthorized access attempts via HTTP. No specific commands are provided in the context.

Impact Analysis

If you use Oracle WebCenter Portal versions 12.2.1.4.0 or 14.1.2.0.0, an attacker could gain unauthorized access to sensitive data stored in the portal. They might also disrupt services by causing a partial denial of service, affecting availability.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and confidentiality. Organizations may face compliance violations, legal penalties, and reputational damage if exploited.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Oracle WebCenter Portal to address the vulnerability. Ensure the patch is applied to versions 12.2.1.4.0 and 14.1.2.0.0. Restrict network access to HTTP ports used by Oracle WebCenter Portal and implement strong access controls to limit low-privileged user access.

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