CVE-2026-83041

Analyzed Analyzed - Analysis Complete

Oracle WebCenter Portal Unauthorized Data Access

Publication date: 2026-09-15

Last updated on: 2026-09-23

Assigner: Oracle

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 low privileged attacker with network access via HTTP to compromise Oracle WebCenter Portal. While the vulnerability is in Oracle WebCenter Portal, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data. CVSS 3.1 Base Score 7.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-23

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83041

EUVD

EUVD-2026-79369

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, a product under Oracle Fusion Middleware. It affects versions 12.2.1.4.0 and 14.1.2.0.0. The issue allows a low-privileged attacker with network access to exploit it via HTTP, potentially leading to unauthorized access to critical data or complete access to all data accessible through Oracle WebCenter Portal.

Detection Guidance

Detection requires checking for Oracle WebCenter Portal versions 12.2.1.4.0 or 14.1.2.0.0. Verify installed versions via Oracle Fusion Middleware documentation or server logs. Monitor network traffic for unauthorized HTTP access to Oracle WebCenter Portal components. Check for unusual data access patterns or privilege escalation attempts in application logs.

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 or managed by the portal. This may include confidential business or user information, depending on the portal's configuration and usage.

Compliance Impact

This vulnerability could lead to unauthorized data access, which may violate compliance requirements under GDPR, HIPAA, or other regulations. Unauthorized access to personal or health data could result in legal penalties, reputational damage, and loss of trust.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0. Restrict network access to HTTP ports used by Oracle WebCenter Portal. Review and enforce least privilege access controls for users.

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