CVE-2025-52550: Copeland e3 Supervisory Controller Firmware

High severity, CVSS 7.2. EPSS: 0.2% chance of exploitation in the next 30 days.

E3 Site Supervisor Control (firmware version < 2.31F01) firmware upgrade packages are unsigned. An attacker can forge malicious firmware upgrade packages. An attacker with admin access to the application services can install a malicious firmware upgrade.

Affected products

• Copeland e3 Supervisory Controller Firmware: before 2.31f01 (fixed in 2.31f01)

Published 2025-09-02. Last modified 2026-06-17.