CVE-2026-83394

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Oracle Demand Planning Unauthorized Data Access Vulnerability

Publication date: 2026-10-20

Last updated on: 2026-10-27

Assigner: Oracle

Description

Vulnerability in the Oracle Demand Planning product of Oracle Supply Chain (component: Internal Operations). Supported versions that are affected are 12.1 and 12.2. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Demand Planning. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Demand Planning, 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 Demand Planning accessible data. CVSS 3.1 Base Score 6.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N).

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Meta Information

Published

2026-10-20

Last Modified

2026-10-27

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-83394

EUVD

EUVD-2026-106312

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	Oracle Demand Planning	12.1
Oracle Corporation	Oracle Demand Planning	12.2

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-200	The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Demand Planning versions 12.1 and 12.2. It allows a low-privileged attacker with network access via HTTP to potentially compromise the system. The attack requires human interaction from someone other than the attacker and could impact additional products beyond Oracle Demand Planning.

Detection Guidance

Detection of CVE-2026-83394 requires monitoring Oracle Demand Planning for unauthorized access attempts or unusual data access patterns. Check Oracle logs for HTTP-based requests from low-privileged users that may indicate exploitation attempts. Verify if any user accounts have accessed data outside their normal permissions.

Impact Analysis

Successful exploitation could lead to unauthorized access to critical data or complete access to all data accessible by Oracle Demand Planning. This means sensitive information could be exposed or stolen.

Compliance Impact

This vulnerability allows unauthorized access to critical or all accessible data in Oracle Demand Planning, which could lead to exposure of sensitive personal or health information. This may violate GDPR (data protection) and HIPAA (health data privacy) requirements depending on the data processed.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Oracle Demand Planning versions 12.1 and 12.2 to address this vulnerability. Ensure network access controls restrict HTTP access to trusted sources only. Monitor for unauthorized access attempts or unusual activity in Oracle Demand Planning logs.

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