CVE-2026-50039: Mz Automation LIBIEC61850

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to cause a memory corruption via a Read Request.

Affected products

• Mz Automation LIBIEC61850: from 1.0.0, up to and including 1.6.1

Published 2026-07-23. Last modified 2026-07-30.