CVE-2025-3286: Rockwellautomation Arena

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

A local code execution vulnerability exists in the Rockwell Automation Arena® due to a threat actor being able to read outside of the allocated memory buffer. The flaw is a result of improper validation of user-supplied data.  If exploited a threat actor can disclose information and execute arbitrary code on the system. To exploit the vulnerability a legitimate user must open a malicious DOE file.

Affected products

• Rockwellautomation Arena: before 16.20.09 (fixed in 16.20.09)

Published 2025-04-08. Last modified 2026-06-17.