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CVE-2026-83438: Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Engineering. While the vulnerability is in Oracle Engineering, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Engineering accessible data as well as unauthorized access to critical data or complete acc

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VulnerabilityCVE-2026-83438cvecve-2026-83438
Published: 09/15/2026 (09/15/2026, 20:05:35 UTC)
Source: CVE Database V5
Vendor/Project: Oracle Corporation
Product: Oracle Engineering

Description

CVE-2026-83438 is a high-severity vulnerability in Oracle Engineering within the Oracle E-Business Suite versions 12.2.3 through 12.2.15. It allows a low privileged attacker with network access via HTTP to compromise Oracle Engineering, potentially impacting additional products. Successful exploitation can lead to unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to all Oracle Engineering accessible data. The vulnerability has a CVSS 3.1 base score of 8.2, indicating high confidentiality and integrity impacts. Oracle has released security patches addressing this vulnerability as part of their September 2026 Critical Security Patch Update. Customers are strongly advised to apply these patches promptly to mitigate the risk.

CVSS v3.1

Score 8.2high

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N

Affected software

Oracle Corporation

Oracle Engineering

Affected versions
>=12.2.3 <=12.2.15

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/15/2026, 23:08:25 UTC

Technical Analysis

This vulnerability affects Oracle Engineering component of Oracle E-Business Suite versions 12.2.3 to 12.2.15. It is exploitable by a low privileged attacker with network access over HTTP, though exploitation is considered difficult. The vulnerability allows unauthorized creation, deletion, or modification of critical data and unauthorized access to all data accessible by Oracle Engineering. The scope of impact extends beyond Oracle Engineering to additional Oracle products. The CVSS 3.1 vector is AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N, reflecting network attack vector, high attack complexity, low privileges required, no user interaction, scope change, and high confidentiality and integrity impacts without availability impact. Oracle's September 2026 Critical Security Patch Update includes patches addressing this vulnerability. Oracle strongly recommends applying these patches without delay to prevent exploitation.

Potential Impact

Exploitation can result in unauthorized creation, deletion, or modification of critical data within Oracle Engineering and unauthorized access to all Oracle Engineering accessible data. The vulnerability also has a scope change, meaning it may affect additional Oracle products beyond Oracle Engineering. The confidentiality and integrity of data are highly impacted, but availability is not affected. The vulnerability is rated high severity with a CVSS 3.1 base score of 8.2.

Mitigation Recommendations

Oracle has released patches for this vulnerability as part of the September 2026 Critical Security Patch Update. Customers should apply these security patches promptly to mitigate the risk. Oracle strongly recommends remaining on actively supported versions and applying all available security patches without delay. No other specific mitigations are indicated by the vendor advisory.

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Technical Details

Data Version
5.2
Assigner Short Name
oracle
Date Reserved
2026-08-31T15:40:57.359Z
Cvss Version
3.1
State
PUBLISHED
Vendor Advisory Urls
[{"url":"https://www.oracle.com/security-alerts/cspusep2026.html","vendor":"Oracle"}]

Threat ID: 6aa9a84955bf5e2cf55381c1

Added to database: 09/15/2026, 20:19:21 UTC

Last enriched: 09/15/2026, 23:08:25 UTC

Last updated: 09/15/2026, 23:08:25 UTC

Views: 3

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