CVE-2025-13036: Rockwell Automation Factorytalk Historian SE

Critical severity, CVSS 9.2. EPSS: 0.3% chance of exploitation in the next 30 days.

An authentication bypass security issue exists within FactoryTalk Historian Site Edition. By continually sending requests to the login endpoint, an attacker may obtain a valid authentication token.

Affected products

• Rockwell Automation Factorytalk Historian SE: version v11 only

Published 2026-06-16. Last modified 2026-10-07.