CVE-2021-22771: Schneider Electric Easergy t300 Firmware

High severity, CVSS 7.3. EPSS: 1.1% chance of exploitation in the next 30 days.

A CWE-1236: Improper Neutralization of Formula Elements in a CSV File vulnerability exists in Easergy T300 with firmware V2.7.1 and older that would allow arbitrary command execution.

Affected products

• Schneider Electric Easergy t300 Firmware: up to and including 2.7.1

Published 2021-07-21. Last modified 2026-06-17.