CVE-2026-87319 in JD Edwards EnterpriseOne Tools
Summary
by MITRE • 10/21/2026
Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Enterprise Infrastructure SEC). Supported versions that are affected are 9.2.0.0-9.2.26.5. Difficult to exploit vulnerability allows low privileged attacker with logon to the infrastructure where JD Edwards EnterpriseOne Tools executes to compromise JD Edwards EnterpriseOne Tools. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all JD Edwards EnterpriseOne Tools accessible data as well as unauthorized access to critical data or complete access to all JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 6.3 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N).
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Analysis
by VulDB Data Team • 10/21/2026
The identified vulnerability resides within the Enterprise Infrastructure SEC component of Oracle JD Edwards EnterpriseOne Tools, specifically affecting supported versions ranging from 9.2.0.0 through 9.2.26.5. This security flaw represents a significant risk to organizations relying on this enterprise resource planning platform for critical business operations. The nature of the vulnerability is characterized by its difficulty to exploit and its requirement for low-privileged attacker access with valid logon credentials to the infrastructure hosting JD Edwards EnterpriseOne Tools. Despite these constraints, which classify it as difficult to exploit due to high attack complexity, the potential impact on system confidentiality and integrity remains substantial. This classification aligns with Common Weakness Enumeration standards that typically categorize such flaws under categories involving improper privilege management or insecure configuration in application components, although specific CWE identifiers are not explicitly detailed in the advisory text.
From a technical perspective, the vulnerability allows an attacker who has successfully authenticated to the system using low-privileged credentials to compromise the JD Edwards EnterpriseOne Tools environment. The core issue likely stems from insufficient validation of user permissions or improper isolation between different privilege levels within the application layer. While the attacker starts with limited rights, the flaw enables them to escalate their influence over critical data structures and operational functions. This is not a remote code execution vulnerability accessible without authentication but rather an internal threat vector that exploits weaknesses in access control mechanisms after initial entry has been achieved through legitimate means or compromised low-level accounts.
The operational impact of this vulnerability is severe regarding data confidentiality and integrity, while availability remains largely unaffected according to the provided CVSS metrics. Successful exploitation permits unauthorized creation, deletion, or modification of critical data within the JD Edwards ecosystem. Furthermore, it grants access to all data accessible by the tools, effectively bypassing intended security boundaries for low-privileged users. This means that sensitive financial records, customer information, and operational configurations could be altered, destroyed, or exfiltrated without detection if proper monitoring is not in place. The CVSS 3.1 base score of 6.3 reflects this moderate-to-high severity, driven primarily by the high impact on confidentiality and integrity with a low attack complexity relative to other factors but requiring local access and low privileges for initiation.
In terms of industry framework mapping, this vulnerability exhibits characteristics consistent with ATT&CK techniques related to privilege escalation or unauthorized data access within enterprise applications. Specifically, it may relate to T1078 Valid Accounts if the attacker uses compromised credentials, followed by T1530 Data from Local System or similar data exfiltration and modification tactics depending on how the flaw is leveraged. The requirement for logon access places this firmly in the context of insider threats or lateral movement scenarios where an adversary has already breached perimeter defenses but seeks to maximize damage through internal exploitation rather than external intrusion.
Mitigation strategies should focus primarily on patching and strict identity management practices. Organizations running affected versions must apply the latest security patches provided by Oracle JD Edwards immediately upon availability, as this is the most effective remediation for application-layer vulnerabilities of this nature. Additionally, implementing rigorous least-privilege principles across all user accounts can significantly reduce the attack surface. By ensuring that even low-privileged users have minimal necessary access rights, the potential impact of such a flaw being exploited is contained. Multi-factor authentication should be enforced to prevent credential theft, and continuous monitoring for anomalous data modifications or unauthorized access patterns by low-level accounts is recommended to detect exploitation attempts early. Regular audits of user permissions and review of JD Edwards security configurations are also essential to maintain a robust defense posture against internal threats leveraging such vulnerabilities.