CVE-2026-8312 | Rockwell Automation Arena Simulation Siman expmt.exe out-of-bounds write

A vulnerability was found in Rockwell Automation Arena Simulation. It has been rated as problematic. Affected by this vulnerability is an unknown functionality of the file expmt.exe of the component Siman. This manipulation causes out-of-bounds write.

This vulnerability is handled as CVE-2026-8312. It is possible to launch the attack on the local host. There is not any exploit available.