CVE-2026-87385 in JD Edwards EnterpriseOne Human Resources Management
Summary
by MITRE • 10/21/2026
Vulnerability in the JD Edwards EnterpriseOne Human Resources Management product of Oracle JD Edwards (component: Human Resources). The supported version that is affected is 9.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via JDENET to compromise JD Edwards EnterpriseOne Human Resources Management. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of JD Edwards EnterpriseOne Human Resources Management accessible data as well as unauthorized read access to a subset of JD Edwards EnterpriseOne Human Resources Management accessible data. CVSS 3.1 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).
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Analysis
by VulDB Data Team • 10/21/2026
The identified vulnerability resides within the JD Edwards EnterpriseOne Human Resources Management product, specifically affecting version 9.2 of Oracle JD Edwards. This security flaw is located in a component responsible for handling human resources data and operations. The nature of this weakness allows an unauthenticated attacker to compromise the integrity and confidentiality of sensitive information stored within the system. Because the vulnerability requires network access via the JDENET protocol, it presents a remote attack vector that does not require user interaction or prior authentication credentials. This characteristic significantly increases the potential for exploitation by malicious actors who can target the service over standard networks without needing to bypass initial login gates.
From a technical perspective, the flaw is characterized as difficult to exploit, which suggests that while the vulnerability exists and is reachable, it may involve complex conditions or specific state requirements that an attacker must satisfy to achieve successful code execution or data manipulation. Despite this difficulty, the impact of a successful exploitation is substantial regarding data security. The attacker gains the ability to perform unauthorized updates, inserts, or deletes against accessible human resources data. This means that critical employee records, payroll information, and personal identification details can be altered, fabricated, or removed without authorization. Furthermore, the vulnerability permits unauthorized read access to a subset of this sensitive data, allowing for the exfiltration of confidential personnel information.
The operational impact of this vulnerability is primarily focused on confidentiality and integrity rather than availability. The CVSS 3.1 base score of 4.8 reflects these moderate impacts, indicating that while the system remains functional, trust in the accuracy and secrecy of human resources data is compromised. Unauthorized modifications to HR records can lead to significant operational disruptions, including incorrect payroll processing, invalid benefit allocations, or compliance violations related to labor laws and data protection regulations such as GDPR or CCPA. The ability to read sensitive subsets of data poses a direct threat to employee privacy and corporate security posture, potentially leading to identity theft or social engineering attacks leveraging harvested personal information.
In terms of industry standard classifications, this vulnerability aligns with CWE-287, which covers Improper Authentication, as it allows unauthenticated access to protected resources. The unauthorized modification aspects correspond to CWE-269 (Improper Privilege Management) and CWE-352 (Cross-Site Request Forgery if applicable via JDENET), while the data exfiltration relates to CWE-200 (Information Exposure). From an ATT&CK perspective, this vulnerability facilitates initial access or lateral movement depending on the specific exploitation chain, potentially enabling techniques associated with T1078 (Valid Accounts) if credentials are harvested post-exploitation, and T1530 (Data from Cloud Storage) for exfiltration. The network-based nature via JDENET places it within remote service vulnerabilities often targeted in initial access campaigns against enterprise resource planning systems.
Mitigation strategies should prioritize immediate patching to the latest supported version of Oracle JD Edwards EnterpriseOne Human Resources Management, as this is the most effective way to eliminate the underlying code flaw. In environments where patching cannot be implemented immediately due to operational constraints, network segmentation and strict firewall rules restricting access to the JDENET port are critical defensive measures. Access control lists should be configured to allow connections only from trusted IP addresses or subnets known for legitimate administrative activity. Additionally, implementing robust intrusion detection systems capable of identifying anomalous patterns in JDENET traffic can help detect exploitation attempts before they succeed. Regular security audits and penetration testing focused on the HR module are recommended to ensure that no other similar vulnerabilities exist within the application logic. Monitoring logs for unusual data access or modification events will also aid in early detection of any successful compromise attempts leveraging this vulnerability.