CVE-2026-83483 in Advanced Benefits
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Advanced Benefits product of Oracle E-Business Suite (component: Self-serv What-if Analysis). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Advanced Benefits. While the vulnerability is in Oracle Advanced Benefits, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Advanced Benefits. CVSS 3.1 Base Score 8.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Self-serv What-if Analysis component of Oracle Advanced Benefits, a module integrated into the broader Oracle E-Business Suite ecosystem. This specific flaw affects supported software versions ranging from 12.2.3 through 12.2.15. The nature of this defect is characterized by its difficulty to exploit, which serves as a significant barrier for opportunistic attackers but does not eliminate the risk posed by determined adversaries with sufficient resources and technical capability. The vulnerability allows an attacker who has achieved high-level privileged access within the network environment to compromise the integrity and availability of the Oracle Advanced Benefits application via HTTP-based interactions. This indicates that while authentication is required, the attack vector remains remote over a network, leveraging standard web protocols rather than requiring physical or local system access.
The operational impact of this vulnerability extends beyond the immediate boundaries of the Oracle Advanced Benefits module due to scope changes inherent in modern enterprise software architectures. Although the technical flaw originates within the Self-serv What-if Analysis feature, successful exploitation can lead to a complete takeover of the affected product instance. This compromise is not isolated; it has cascading effects on additional products integrated with or dependent upon Oracle E-Business Suite data and processes. The CVSS 3.1 base score of eight points reflects high severity across all three core security pillars: confidentiality, integrity, and availability. A score this high signifies that an attacker can potentially access sensitive human resources and financial data stored within the benefits module, alter critical configuration or transactional records without authorization, and disrupt business operations by rendering the system unavailable to legitimate users.
From a technical classification perspective, this vulnerability aligns with CWE-269, which addresses Improper Privilege Management, as it requires high privileged access for exploitation, yet results in unauthorized control over application functions. It also relates to CWE-74, Improper Neutralization of Special Elements used in an OS Command or Web Application, if the underlying cause involves injection mechanisms within the What-if analysis logic. In terms of adversary behavior mapping under the MITRE ATT&CK framework, this vulnerability facilitates Initial Access through valid accounts with elevated privileges and enables Privilege Escalation to gain full control over the application layer. The network-based nature via HTTP places it within the Remote Services tactic, specifically leveraging web services or APIs that are exposed to internal or external networks depending on organizational firewall configurations.
Mitigation strategies must prioritize immediate patching of all affected Oracle E-Business Suite instances running versions 12.2.3 through 12.2.15 with the latest available security patches provided by Oracle. Organizations should verify their current version and apply updates as soon as they are validated in non-production environments to ensure stability before deployment to production systems. In addition to patching, strict access control policies must be enforced to limit HTTP exposure of the Self-serv What-if Analysis endpoints. Network segmentation is critical; these services should not be directly accessible from untrusted networks and must reside within a secure internal zone protected by robust web application firewalls that can detect anomalous request patterns associated with exploitation attempts. Continuous monitoring for unusual administrative activities or data exfiltration related to benefits data will aid in early detection of any successful compromise attempts while patching efforts are underway.