CVE-2026-83131 in Web Applications Desktop Integrator
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Web Applications Desktop Integrator product of Oracle E-Business Suite (component: File download). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle Web Applications Desktop Integrator. While the vulnerability is in Oracle Web Applications Desktop Integrator, 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 Web Applications Desktop Integrator accessible data. CVSS 3.1 Base Score 7.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Oracle Web Applications Desktop Integrator component of the Oracle E-Business Suite, specifically affecting file download functionalities across supported versions ranging from 12.2.3 to 12.2.15. This security flaw represents a critical weakness in how the application handles user requests for document retrieval and processing. The core technical issue stems from insufficient validation or access control mechanisms during the execution of file download operations, allowing an attacker who has established network connectivity via HTTPS to manipulate these processes. Although the vulnerability is technically located within the Web Applications Desktop Integrator module, its exploitation can lead to a scope change where additional products integrated with this component are also compromised, thereby expanding the blast radius beyond the immediate application layer into broader enterprise data stores.
From an operational perspective, this flaw enables low-privileged attackers to achieve unauthorized access to critical organizational data without requiring high-level administrative credentials or user interaction. The attacker needs only network access and a basic level of authentication within the system to exploit this condition effectively. Because the vulnerability allows for complete access to all Oracle Web Applications Desktop Integrator accessible data, the confidentiality impact is severe. This means that sensitive business documents, financial records, customer information, and other proprietary assets stored or processed through these integrations are at risk of being exfiltrated by malicious actors who can leverage this pathway to bypass standard security boundaries designed to protect such resources.
The severity of this vulnerability is quantified by a CVSS 3.1 Base Score of 7.7, which classifies it as High Severity due primarily to the high impact on confidentiality while maintaining low requirements for attack complexity and privilege levels. The vector string (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N) indicates that the attack is network-based, requires little expertise, needs only local privileges at the time of exploitation, involves no user interface interaction, but results in a change to system scope and high confidentiality loss with no impact on integrity or availability. This profile suggests that automated scanning tools could potentially discover and exploit this weakness if proper access controls are not enforced, making it a significant risk for organizations relying on Oracle E-Business Suite integrations.
In terms of industry standard classifications, this vulnerability aligns closely with CWE-200, which covers Exposure of Sensitive Information to an Unauthorized Actor, as well as potential mappings to CWE-862 regarding Missing Authorization checks within the specific context of file download operations. Furthermore, from a tactical perspective relevant to threat intelligence frameworks like MITRE ATT&CK, this vulnerability facilitates techniques associated with Data Staged or Collection phases where attackers gather data before exfiltration. The ability to access all accessible data through a single low-privileged entry point underscores the importance of implementing strict least privilege principles and robust input validation across all file handling modules within the suite.
To mitigate this risk, organizations must immediately apply the latest security patches provided by Oracle for their specific version of E-Business Suite, ensuring that versions 12.2.3 through 12.2.15 are updated to address these flaws in the Web Applications Desktop Integrator component. Additionally, network segmentation strategies should be reviewed to limit direct HTTPS access from untrusted networks to systems running vulnerable components. Implementing web application firewalls with rules specifically targeting anomalous file download patterns can provide an additional layer of defense against exploitation attempts while patch management processes are completed. Regular audits of user permissions and review of access control lists for sensitive data repositories will further reduce the potential impact should a similar vulnerability be discovered in the future, ensuring that even if one component is compromised, lateral movement to critical data stores remains restricted by design.