Rockwell Automation Historian ME
CISA warns CVE-2025-12768 and CVE-2026-12661 in Rockwell Historian ME could crash devices or allow remote code execution via out-of-bounds writes; CVSS 8.
CISA issued an ICS advisory for Rockwell Automation Historian ME Series B 5.202 and Series C 7.101. CVE-2025-12768 and CVE-2026-12661 involve out-of-bounds write and stack-based buffer overflow flaws that could crash the accessed device or enable remote code execution. The product is deployed across chemical, critical manufacturing, healthcare, and water and wastewater sectors worldwide.