CVE-2021-22759: Schneider Electric Interactive Graphical Scada System

High severity, CVSS 7.8. EPSS: 1.2% chance of exploitation in the next 30 days.

A CWE-416: Use after free vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in loss of data or remote code execution due to use of unchecked input data, when a malicious CGF file is imported to IGSS Definition.

Affected products

• Schneider Electric Interactive Graphical Scada System: up to and including 15.0.0.21140

Published 2021-06-11. Last modified 2026-06-17.