CVE-2026-83126 in Sales Online
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Sales Online product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Sales Online. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Sales Online, 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 Sales Online accessible data as well as unauthorized update, insert or delete access to some of Oracle Sales Online accessible data. CVSS 3.1 Base Score 7.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Internal Operations component of Oracle Sales Online, a critical module within the broader Oracle E-Business Suite ecosystem. This security flaw affects supported software versions ranging from 12.2.3 through 12.2.15. The nature of this defect represents a significant risk to organizational data integrity and confidentiality because it allows for unauthorized manipulation or exfiltration of sensitive business information stored within the sales pipeline, customer records, and transactional histories that are central to enterprise operations.
From a technical perspective, the vulnerability is characterized by an easily exploitable flaw that requires low-privileged access rather than administrative rights. An attacker with network access via HTTP can trigger this condition without needing elevated privileges initially. However, exploitation is not fully automated; it necessitates human interaction from a user other than the attacker. This typically implies social engineering vectors such as phishing or malicious link delivery where an unsuspecting employee must perform an action that triggers the underlying code execution or data exposure logic within the application layer.
The operational impact of this vulnerability extends beyond the immediate scope of Oracle Sales Online due to a change in attack scope. While the initial entry point is confined to the sales module, successful exploitation can lead to lateral movement or privilege escalation effects that compromise additional products within the E-Business Suite environment. This cross-product impact amplifies the severity because it undermines the isolation boundaries intended between different functional modules of the suite, potentially exposing financial data, supply chain information, and human resources records alongside sales data.
The specific consequences of a successful attack include unauthorized access to critical data resulting in high confidentiality loss, as well as unauthorized update, insert, or delete operations leading to moderate integrity compromise. Attackers can read sensitive customer details, pricing strategies, and contract terms, or they can alter existing records, inject fraudulent transactions, or delete vital historical data. This dual impact on both confidentiality and integrity aligns with the Common Weakness Enumeration classification for injection flaws or broken access control mechanisms where insufficient validation of user input allows malicious actors to manipulate application logic.
In terms of threat modeling, this vulnerability maps closely to MITRE ATT&CK techniques involving Initial Access through phishing if social engineering is used, followed by Data Exfiltration and Data Manipulation via Application Layer Protocols. The requirement for human interaction places it in the category of vulnerabilities that rely on user trust rather than pure technical exploitation of network services alone. This characteristic makes detection more challenging as legitimate traffic patterns may be indistinguishable from malicious ones without behavioral analysis or strict input validation controls.
Mitigation strategies should prioritize immediate patching to the latest available version within the 12.2.x release train that addresses this specific internal operations flaw. Organizations must also enforce strict network segmentation to limit HTTP access to sensitive application components and implement robust web application firewalls capable of detecting anomalous request patterns associated with data manipulation attempts. Additionally, security awareness training is crucial to reduce the risk of human interaction exploitation by educating staff on identifying suspicious links or requests that could trigger this vulnerability. Regular audits of user permissions ensure that low-privileged accounts do not have unnecessary access to sensitive modules, thereby reducing the attack surface available to potential intruders.