CVE-2026-83462

Received Received - Intake

Oracle Mobile Application Server Remote Code Execution

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Oracle

Description

Vulnerability in the Oracle Mobile Application Server product of Oracle E-Business Suite (component: MWA Terminal Server). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Mobile Application Server. Successful attacks of this vulnerability can result in takeover of Oracle Mobile Application Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-15

Last Modified

2026-09-15

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83462

EUVD

EUVD-2026-79761

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	mobile_application_server	From 12.2.3 (inc) to 12.2.15 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-287	When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
CWE-306	The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Attack-Flow Graph

Executive Summary

This is a critical vulnerability in Oracle Mobile Application Server, part of Oracle E-Business Suite. It allows an unauthenticated attacker to remotely compromise the server via network access. Successful exploitation could lead to full takeover of the server.

Detection Guidance

This vulnerability affects Oracle Mobile Application Server versions 12.2.3 to 12.2.15. Detection involves checking for the presence of vulnerable versions and exposed TCP ports. Use network scanning tools like nmap to identify Oracle Mobile Application Server instances and verify if they are listening on default ports (e.g., TCP 8080, 8443). Example command: nmap -p 8080,8443 <target_IP>. If the service is running on these ports, further investigation is required to confirm the version.

Impact Analysis

An attacker could gain complete control over the Oracle Mobile Application Server, potentially accessing sensitive data, disrupting services, or using the server as a foothold for further attacks within your network.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or health data, violating GDPR or HIPAA requirements for data protection and confidentiality. Non-compliance may result in legal penalties and reputational damage.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Oracle E-Business Suite to address the vulnerability in the Mobile Application Server component. Ensure the Oracle Mobile Application Server is not exposed to untrusted networks and restrict TCP access to trusted sources only.

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