Schneider ElectricCVE-2026-12927
Schneider Electric IGSS Definition (Def.exe): out-of-bounds write
High8.4CVE-2026-12927 · Published Jul 29, 2026 · updated Jul 30, 2026
CWE-787 Out-of-bounds write vulnerability exists that could cause loss of data or potentially risk arbitrary code execution when a malicious CGF file is imported to IGSS Definition.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| IGSS Definition (Def.exe) Product | <= Version 18.0.0.26124 and prior | No fix yet |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-787
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