CVE-2026-83425

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Unauthorized Access in Oracle E-Business Suite CMRO

Publication date: 2026-09-15

Last updated on: 2026-09-22

Assigner: Oracle

Description

Vulnerability in the Oracle Complex Maintenance, Repair and Overhaul product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.12-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Complex Maintenance, Repair and Overhaul. While the vulnerability is in Oracle Complex Maintenance, Repair and Overhaul, 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 Complex Maintenance, Repair and Overhaul accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Complex Maintenance, Repair and Overhaul. CVSS 3.1 Base Score 8.5 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L).

CVSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-22

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-05

NVD

CVE-2026-83425

EUVD

EUVD-2026-79725

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	complex_maintenance_repair_and_overhaul	From 12.2.12 (inc) to 12.2.15 (inc)

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 Complex Maintenance, Repair and Overhaul within Oracle E-Business Suite. It 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 accessible data in this component. It can also cause a partial denial of service.

Detection Guidance

Detection requires checking for Oracle E-Business Suite versions 12.2.12 to 12.2.15 with vulnerable Oracle Complex Maintenance, Repair and Overhaul components. Inspect Oracle application logs for unusual HTTP access patterns or unauthorized data requests. Verify network traffic to Oracle HTTP servers hosting the affected component.

Impact Analysis

If you use Oracle E-Business Suite versions 12.2.12 to 12.2.15, an attacker could gain unauthorized access to sensitive data or disrupt services. The impact includes data breaches and service disruptions, especially if additional products are affected.

Compliance Impact

This vulnerability could lead to unauthorized data access, which may violate GDPR (data protection) and HIPAA (health data privacy) requirements. Non-compliance risks include legal penalties, fines, and reputational damage due to data breaches.

Mitigation Strategies

Apply the latest security patches from Oracle for Oracle Complex Maintenance, Repair and Overhaul versions 12.2.12 to 12.2.15. Restrict network access to HTTP interfaces and limit privileges for users accessing the system.

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