CVE-2026-83204 in Sourcing
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Sourcing product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Sourcing. Successful attacks of this vulnerability can result in takeover of Oracle Sourcing. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Internal Operations component of Oracle Sourcing, a critical module within the broader Oracle E-Business Suite ecosystem. This flaw affects supported software versions ranging from 12.2.3 through 12.2.15, indicating that a significant portion of active deployments remain susceptible to exploitation. The nature of this vulnerability is characterized by its difficulty to exploit, which suggests that while it may not be trivially triggerable via automated tools or simple script execution, it requires specific conditions and precise sequencing to succeed. Despite the high complexity required for successful exploitation, the potential impact is severe, allowing an attacker with low privileges who has network access via HTTP to compromise the Oracle Sourcing application entirely. This represents a significant escalation of privilege scenario where limited initial access can lead to complete control over the affected system components.
From a technical perspective, this vulnerability aligns closely with CWE-269, which addresses Improper Privilege Management, and potentially CWE-78, involving OS Command Injection or similar injection flaws depending on the specific internal mechanism exploited within the Internal Operations module. The ability to take over Oracle Sourcing implies that the attacker can execute arbitrary commands, modify data integrity, or disrupt service availability at will. This capability effectively neutralizes existing security controls because once the application is compromised, the attacker operates with elevated permissions equivalent to those of the underlying system user running the Oracle services. Consequently, this leads directly to a full compromise of confidentiality, integrity, and availability as reflected in the CVSS 3.1 base score of 7.5. The vector (AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H) confirms that network access is sufficient for exploitation without user interaction, but requires low privileges initially and has a high attack complexity factor.
The operational impact of this vulnerability extends beyond the immediate compromise of Oracle Sourcing. Since Oracle E-Business Suite modules are often interconnected through shared databases and authentication mechanisms, gaining control over one module can provide an attacker with a foothold to pivot laterally across other integrated systems within the enterprise environment. This lateral movement capability significantly amplifies the risk profile, potentially exposing sensitive financial data, supply chain information, and proprietary business processes stored in the central database. Furthermore, because HTTP is the primary vector for exploitation, this vulnerability poses a direct threat to any instance of Oracle Sourcing that exposes its web interface to internal or external networks without adequate segmentation or additional protective layers such as Web Application Firewalls configured with specific rulesets to detect complex injection patterns.
Mitigation strategies must prioritize immediate patching and rigorous access control reviews. Organizations should apply the latest security patches provided by Oracle for versions 12.2.3 through 12.2.15, ensuring that all internal operations components are updated to address this privilege escalation flaw. In environments where patching is not immediately feasible, network segmentation becomes critical; administrators should restrict HTTP access to the Oracle Sourcing interface strictly to authorized IP ranges and implement strict firewall rules that limit exposure to only necessary endpoints. Additionally, deploying advanced threat detection systems capable of identifying anomalous behavior patterns associated with complex exploitation attempts can provide an additional layer of defense. Regular audits of user privileges within the E-Business Suite should also be conducted to ensure that no accounts possess unnecessary low-level access rights that could be leveraged for this specific attack path, thereby reducing the overall attack surface and aligning security posture with industry best practices outlined in frameworks such as MITRE ATT&CK techniques related to privilege escalation and initial access via web applications.