CVE-2026-91273 in JD Edwards EnterpriseOne Tools
Summary
by MITRE • 10/21/2026
Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Object and Env Tech SEC). Supported versions that are affected are 9.2.0.0-9.2.26.5. Easily exploitable vulnerability allows unauthenticated 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. CVSS 3.1 Base Score 8.6 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 10/21/2026
The identified vulnerability resides within the Object and Env Tech 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 critical weakness in the authentication and access control mechanisms governing how users interact with enterprise data via HTTP-based interfaces. The core technical issue involves an insufficient validation of user credentials or session tokens, allowing unauthenticated actors to bypass standard authorization checks. Because the vulnerability is accessible over the network without requiring any prior interaction from legitimate users, it falls under the category of remote code execution or unauthorized access vulnerabilities that do not rely on social engineering tactics such as phishing or click-through requirements. The absence of required user interface interactions significantly lowers the barrier for exploitation, enabling automated tools to probe and exploit this weakness with high efficiency against exposed endpoints.
From a technical perspective, the flaw allows an attacker who has network access to the target system to gain unauthorized entry into the JD Edwards environment without providing valid credentials. This type of vulnerability is commonly associated with broken access control mechanisms where the server fails to properly verify that the requesting entity has been authenticated before granting access to sensitive resources. In many enterprise resource planning systems, such flaws can stem from misconfigured security headers, improper handling of session identifiers, or logic errors in the authentication middleware. The impact extends beyond the immediate component because JD Edwards EnterpriseOne serves as a central hub for critical business operations including finance, supply chain management, and human capital management. Consequently, compromising this entry point provides attackers with a foothold that can be leveraged to pivot into other integrated systems within the organization's IT ecosystem, leading to a significant scope change where the initial vulnerability in one tool results in broader organizational compromise.
The operational impact of successfully exploiting this vulnerability is severe, characterized by high confidentiality impacts as indicated by the CVSS 3.1 base score of 8.6. An attacker can extract unauthorized access to critical data stored within the JD Edwards database, which typically includes sensitive financial records, customer personal information, employee details, and proprietary business strategies. The ability to achieve complete access to all accessible data means that once inside, there are no inherent restrictions preventing the exfiltration of large volumes of structured data. This level of access facilitates not only immediate data theft but also lays the groundwork for further malicious activities such as intellectual property theft, regulatory non-compliance due to privacy breaches like GDPR or CCPA violations, and potential ransomware deployment where encrypted backups might be threatened if full system control is eventually achieved through this initial vector.
In terms of industry standard classifications, this vulnerability aligns with CWE-287 Improper Authentication, as the system fails to correctly verify the identity of a user prior to granting access. It also relates closely to CWE-306 Missing Authentication for Critical Function if specific administrative or data retrieval functions lack proper checks. From an adversary behavior perspective, according to MITRE ATT&CK framework, this vulnerability supports techniques under T1078 Valid Accounts and potentially T1528 Steal Application Access Token depending on how the session is hijacked or created. The network-based nature of the attack corresponds to initial access vectors that allow remote exploitation without physical proximity or local system privileges initially required.
Mitigation strategies must prioritize immediate patching by Oracle for all affected versions within the 9.2.x series, ensuring that the latest security updates are applied to the Object and Env Tech SEC component. Organizations should also implement network-level controls such as Web Application Firewalls configured with rulesets specifically designed to detect and block exploitation attempts targeting JD Edwards endpoints. Restricting HTTP access to only trusted IP ranges or internal networks can reduce the attack surface significantly. Additionally, enforcing multi-factor authentication for all administrative interfaces and reviewing logging mechanisms to monitor for anomalous login patterns from unauthenticated sources are critical defensive measures. Regular vulnerability assessments and penetration testing focused on web application security will help identify similar misconfigurations before they can be exploited by malicious actors seeking to compromise enterprise data integrity and confidentiality.