CVE-2026-49035: Mz Automation LIBIEC61850

High severity, CVSS 8.1. EPSS: 0.6% chance of exploitation in the next 30 days.

The affected product is vulnerable to a heap-based buffer overflow via a crafted MMS Initiate request. Remote code execution (RCE) has been demonstrated when ASLR is disabled; memory corruption or denial of service may occur in configurations where ASLR is enabled.

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.