CVE-2020-7487: Schneider Electric Ecostruxure Machine Expert

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

A CWE-345: Insufficient Verification of Data Authenticity vulnerability exists which could allow the attacker to execute malicious code on the Modicon M218, M241, M251, and M258 controllers.

Affected products

• Schneider Electric Ecostruxure Machine Expert: any version
• Schneider Electric Modicon m218 Firmware: any version
• Schneider Electric Modicon m241 Firmware: any version
• Schneider Electric Modicon m251 Firmware: any version
• Schneider Electric Modicon m258 Firmware: any version
• Schneider Electric Somachine: any version
• Schneider Electric Somachine Motion: any version

Published 2020-04-22. Last modified 2026-06-17.