CVE-2026-91383 in JD Edwards EnterpriseOne Tools
Summary
by MITRE • 10/21/2026
Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Monitoring and Diagnostics SEC). Supported versions that are affected are 9.2.0.0-9.2.26.5. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise JD Edwards EnterpriseOne Tools. While the vulnerability is in JD Edwards EnterpriseOne Tools, 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 JD Edwards EnterpriseOne Tools accessible data as well as unauthorized update, insert or delete access to some of JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 6.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:N).
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 10/21/2026
The identified vulnerability resides within the Monitoring and Diagnostics 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 vulnerability is characterized by its difficulty in exploitation and the requirement for high-level privileges, which serves as a natural deterrent against opportunistic attacks but does not eliminate the threat posed by malicious insiders or attackers who have already achieved elevated access through other means.
From a technical perspective, the flaw allows an attacker with network access via HTTP to compromise the JD Edwards EnterpriseOne Tools environment. The requirement for high privileged access suggests that this is likely an authorization bypass or improper privilege management issue rather than a remote code execution vulnerability exploitable by unauthenticated users. Despite the high complexity of exploitation, the impact scope extends beyond the immediate component due to potential scope changes in how different products interact within the JD Edwards ecosystem. This means that compromising one area can lead to broader system instability or data exposure across interconnected modules.
The operational impact of a successful exploit is severe, primarily affecting confidentiality and integrity while leaving availability intact according to the CVSS 3.1 scoring model with a base score of 6.6. Successful attacks enable unauthorized access to critical business data stored within the JD Edwards environment. Furthermore, attackers gain the ability to perform unauthorized updates, inserts, or deletions on accessible data sets. This capability undermines the integrity of financial records, supply chain information, and human resources data, potentially leading to significant regulatory non-compliance, financial loss, and reputational damage for affected organizations.
In terms of industry standard classifications, this vulnerability aligns with CWE-269 Improper Privilege Management or CWE-862 Missing Authorization, depending on the specific technical root cause within the Monitoring and Diagnostics SEC component. The attack vector corresponds to ATT&CK technique T1078 Valid Accounts, as it requires high privileged access, and potentially T1530 Data from Cloud Storage Object if the data exfiltration involves cloud-based repositories managed by JD Edwards. The network accessibility via HTTP indicates that while authentication is required, the communication channel itself may be susceptible to interception or manipulation if not properly secured with TLS encryption in transit.
Mitigation strategies must focus on strict access control and monitoring of privileged accounts within the JD Edwards environment. Organizations should ensure that all administrative credentials are protected using multi-factor authentication and least privilege principles, limiting who can interact with the Monitoring and Diagnostics SEC component. Additionally, network segmentation should be employed to restrict HTTP access to these components only from trusted management networks rather than exposing them broadly across the enterprise LAN or internet. Applying the latest security patches provided by Oracle is critical, as version 9.2.26.5 may contain fixes for earlier iterations of this flaw. Continuous monitoring of system logs for anomalous activities related to data modification or access patterns in high-privilege contexts will also aid in early detection and response to potential exploitation attempts.