CVE-2026-71083 in Agile PLM MCAD Connector
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Agile PLM MCAD Connector product of Oracle Supply Chain (component: CAX Client). The supported version that is affected is 3.6. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle Agile PLM MCAD Connector executes to compromise Oracle Agile PLM MCAD Connector. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Agile PLM MCAD Connector accessible data. CVSS 3.1 Base Score 1.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N).
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Analysis
by VulDB Data Team • 08/19/2026
The identified vulnerability resides within the CAX Client component of the Oracle Agile PLM MCAD Connector, a critical integration tool used in Oracle Supply Chain Management environments to facilitate data exchange between Oracle Agile Product Lifecycle Management and CAD systems. This specific flaw affects version 3.6 of the connector software. The nature of this security issue is characterized by its high complexity and strict prerequisite conditions for exploitation, which significantly limits the threat landscape compared to remote or low-privilege attacks. It falls under the category of vulnerabilities that require a significant level of trust and access control bypass before any malicious action can be initiated against the system infrastructure.
From a technical perspective, this vulnerability is classified as difficult to exploit due to its reliance on local execution context and high privilege requirements. An attacker must possess valid credentials with administrative or equivalent high-level privileges within the operating system where the Oracle Agile PLM MCAD Connector service is running. This aligns with the CWE-269 classification of Improper Privilege Management, as the vulnerability exploits a scenario where an entity already holds elevated access but utilizes it in an unintended manner to achieve unauthorized outcomes. The attack vector is local, meaning physical or remote desktop access to the host machine is necessary, and the attacker must interact directly with the infrastructure hosting the connector service.
A critical factor that distinguishes this vulnerability from many other software flaws is the requirement for human interaction. Successful exploitation necessitates a user, distinct from the initial attacker who may have gained high-level system access through prior compromise or insider threat activity, to perform specific actions within the application interface. This social engineering aspect introduces a layer of complexity that often deters automated attacks and limits the scope to targeted incidents where an adversary can manipulate end-users into executing malicious sequences. This characteristic maps closely to ATT&CK technique T1566.002, which involves Spearphishing Link or similar user interaction-based vectors, although in this context it may also relate to insider threats leveraging legitimate UI interactions for unauthorized data exfiltration.
The operational impact of a successful exploit is primarily confined to the confidentiality domain, with no direct implications for system integrity or availability according to the provided CVSS metrics. Specifically, an attacker can achieve unauthorized read access to a subset of data accessible by the Oracle Agile PLM MCAD Connector. This likely includes sensitive product lifecycle information, design specifications, or supply chain details that are synchronized through the connector. While the impact is rated as low due to the limited scope of affected data and the difficulty of exploitation, any exposure of proprietary engineering data can have significant business consequences regarding intellectual property theft and competitive disadvantage.
The CVSS 3.1 base score of 1.8 reflects these constraints accurately, emphasizing that while the vulnerability exists, its practical risk is mitigated by stringent access controls and user interaction requirements. The vector string (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N) confirms a Local attack vector, High complexity, High privilege requirement, User Interaction required, Unchanged scope, Low confidentiality impact, and no integrity or availability impact. This profile suggests that the vulnerability is more of a potential insider threat vector than an external remote exploitation risk.
To mitigate this vulnerability, organizations should enforce strict least-privilege principles across all systems hosting Oracle Agile PLM components. Administrative accounts used for running connector services should be isolated from general user workstations and protected with multi-factor authentication where possible to prevent credential theft that could lead to the high privilege level required for exploitation. Additionally, monitoring tools should be configured to detect unusual data access patterns or unauthorized read operations on sensitive product lifecycle databases linked by the MCAD Connector. Regular audits of user permissions and activity logs are essential to identify potential insider threats who might attempt to leverage this flaw. Keeping the Oracle Agile PLM MCAD Connector updated to versions where such flaws have been patched is also a fundamental defense strategy, although given the local nature of the exploit, strong identity and access management controls remain the most effective mitigation layer.