CVE-2026-71066 Missing authorization in Oracle Agile PLM MCAD Connector

Medium 4.5 Published 18 Aug 2026 Updated 19 Aug 2026

An unauthenticated attacker with local access can compromise Oracle Agile PLM MCAD Connector, leading to unauthorized data access, modification, and partial denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-71066?

CVE-2026-71066 is a medium-severity missing authorization vulnerability in Oracle Agile PLM MCAD Connector, published on 18 Aug 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

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 unauthenticated 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 update, insert or delete access to some of Oracle Agile PLM MCAD Connector accessible data as well as unauthorized read access to a subset of Oracle Agile PLM MCAD Connector accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Agile PLM MCAD Connector. CVSS 3.1 Base Score 4.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L).

Weakness: CWE-284

Which versions are affected by CVE-2026-71066?

It affects 1 product.

Products include Oracle Agile Plm Mcad Connector.

How do I fix CVE-2026-71066?

No fix has been published for CVE-2026-71066 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-71066 being exploited?

There is no known exploitation of CVE-2026-71066 in the wild and no public exploit code.

Sources

Also known as GHSA-xjm8-fr3w-hjjm.