ICSA-26-204-06 · Published 2026-07-23 · View on CISA ICS-CERT ↗

MZ Automation libIEC61850

CVSS 8.1 HIGH

Risk Summary

Successful exploitation of these vulnerabilities could allow an unauthenticated network-adjacent attacker to crash critical IEC 61850 services or execute arbitrary code, disrupting or compromising protection, visibility, and control functions.

CVEs (4)

CVE-2026-50039 CVE-2026-49035 CVE-2026-50103 CVE-2026-50032

Remediations

MZ Automation recommends updating to the latest build of the libIEC61850 standard. Documentation can be found at https://github.com/mz-automation/libiec61850.

Affected Vendors

MZ Automation

Affected Products (1)

MZ Automation · libIEC61850 >=v1.0.0|<=v1.6.1

Affected Sectors

Critical Manufacturing, Energy, Transportation Systems

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