CVE-2026-83465

Unauthenticated HTTP Exploit Causes Denial of Service and Data Modification in Oracle Mobile Application Server

Published Sep 15, 2026 CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed
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 HTTP to compromise Oracle Mobile Application Server. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Mobile Application Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Mobile Application Server as well as unauthorized update, insert or delete access to some of Oracle Mobile Application Server accessible data. CVSS 3.1 Base Score 8.2 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:H).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Unauthenticated HTTP Exploit Causes Denial of Service and Data Modification in Oracle Mobile Application Server
Type Values Removed Values Added
Title Unauthenticated HTTP Exploit of Oracle Mobile Application Server Causing DoS and Alteration of Accessible Data
Weaknesses CWE-20
CWE-284
CWE-399
Type Values Removed Values Added
Weaknesses CWE-400
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Unauthenticated HTTP Exploit of Oracle Mobile Application Server Causing DoS and Alteration of Accessible Data
Weaknesses CWE-20
CWE-284
CWE-399
Type Values Removed Values Added
Title Unauthenticated HTTP Attack Enables Denial of Service and Data Modification in Oracle Mobile Application Server
Weaknesses CWE-284
CWE-639
Type Values Removed Values Added
Title Unauthenticated HTTP Attack Enables Denial of Service and Data Modification in Oracle Mobile Application Server
Weaknesses CWE-284
CWE-639
Type Values Removed Values Added
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 HTTP to compromise Oracle Mobile Application Server. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Mobile Application Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Mobile Application Server as well as unauthorized update, insert or delete access to some of Oracle Mobile Application Server accessible data. CVSS 3.1 Base Score 8.2 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:H).
First Time appeared Oracle
Oracle mobile Application Server
CPEs cpe:2.3:a:oracle:mobile_application_server:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle mobile Application Server
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
oracle
Published
Updated
Sep 21, 2026, 7:21 PM
Reserved
Aug 31, 2026, 3:40 PM
Status
Analyzed
Published
Sep 15, 2026, 8:18 PM
Modified
Oct 9, 2026, 3:15 PM