Schneider Electric IGSS

CVE-2026-12927

July 30, 2026 · CISA (US-CERT) · Severity: CRITICAL

CISA published an advisory on high-severity vulnerabilities in Schneider Electric IGSS SCADA/HMI software. Successful exploitation could lead to remote code execution on industrial control systems. Users should apply vendor-provided patches and ensure proper OT network segmentation.

Key Takeaways

View CSAF Summary Schneider Electric is aware of a vulnerability in its IGSS Definition module for the IGSS. The following versions of Schneider Electric IGSS are affected: IGSS () IGSS Definition (Def.exe) module.
Failure to apply the remediation provided below may risk loss of data or arbitrary code execution, which could.