CVE-2026-61240 in PeopleSoft Enterprise FIN Common Objects Argentina
Summary
by MITRE • 07/22/2026
Vulnerability in the PeopleSoft Enterprise FIN Common Objects Argentina product of Oracle PeopleSoft (component: eSettlements). The supported version that is affected is 9.1. Easily exploitable vulnerability allows unauthenticated attacker with access to the physical communication segment attached to the hardware where the PeopleSoft Enterprise FIN Common Objects Argentina executes to compromise PeopleSoft Enterprise FIN Common Objects Argentina. While the vulnerability is in PeopleSoft Enterprise FIN Common Objects Argentina, 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 PeopleSoft Enterprise FIN Common Objects Argentina accessible data as well as unauthorized update, insert or delete access to some of PeopleSoft Enterprise FIN Common Objects Argentina accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N).
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Analysis
by VulDB Data Team • 07/22/2026
This vulnerability resides within Oracle PeopleSoft Enterprise FIN Common Objects Argentina component known as eSettlements, representing a significant security weakness in the financial transactions processing subsystem. The flaw exists in version 9.1 of the software and demonstrates characteristics that align with CWE-284 Access Control Issues, where improper access controls permit unauthorized entities to gain elevated privileges. The vulnerability's exploitability is classified as easily exploitable, indicating that attackers require minimal technical expertise or resources to successfully compromise the system. The attack vector requires physical access to the communication segment connected to the hardware executing PeopleSoft Enterprise FIN Common Objects Argentina, which aligns with ATT&CK technique T1046 Network Service Scanning and T1059 Command and Scripting Interpreter.
The security implications extend beyond the immediate component as this vulnerability can trigger cascading effects across multiple products within the PeopleSoft ecosystem, demonstrating the scope change characteristic that makes this threat particularly dangerous. An attacker who successfully exploits this weakness can achieve unauthorized access to critical financial data while also gaining the ability to modify or delete information, representing a complete breakdown of data integrity controls. The CVSS 3.1 score of 8.2 reflects the severity with which this vulnerability impacts both confidentiality and integrity aspects of the security triad, with the vector AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N indicating that the attack requires local access but has a low complexity level and affects a large scope.
The compromise potential includes complete access to all data accessible through PeopleSoft Enterprise FIN Common Objects Argentina as well as unauthorized update, insert, or delete operations on some of the accessible data. This represents a significant risk to financial integrity and regulatory compliance within organizations using this software. The vulnerability's classification as a local attack vector with low complexity and high confidentiality impact suggests that attackers could leverage network-based attacks through physical access points, potentially using techniques such as man-in-the-middle or packet sniffing to exploit the flaw. Organizations should consider implementing network segmentation, enhanced monitoring of communication segments, and regular vulnerability assessments to prevent exploitation. The attack surface expands significantly when considering that PeopleSoft is often integrated with other enterprise systems, making this vulnerability a potential entry point for broader lateral movement within corporate networks.
Mitigation strategies should include immediate implementation of network access controls to restrict physical access to communication segments, deployment of intrusion detection systems to monitor for suspicious activities, and regular patch management procedures to address known vulnerabilities. The vulnerability's characteristics suggest that organizations must also consider their supply chain security posture and implement proper access control mechanisms at all network boundaries. Security teams should establish continuous monitoring protocols specifically focused on financial transaction data and implement proper audit trails to detect unauthorized access attempts. Given the scope change impact, organizations should conduct comprehensive risk assessments across their entire PeopleSoft deployment to identify potential secondary vulnerabilities that attackers might exploit through this initial compromise. The ATT&CK framework suggests implementing defensive measures such as process monitoring and network behavior analysis to detect anomalous activities that could indicate exploitation attempts.