CVE-2026-76880

Siemens SIMATIC Energy Manager PRO OPC UA Flaw Enables Unauthenticated Remote Code Execution in Industrial Plants (CVE-2026-76880)

Siemens issues emergency updates for SIMATIC Energy Manager PRO (CVE-2026-76880, CVSS 9.8) resolving an unauthenticated OPC UA deserialization vulnerability.