Schneider ElectricCVE-2026-0667
Schneider Electric RemoteConnect: code execution
Critical9.3CVE-2026-0667 · Published Jul 29, 2026 · updated Jul 30, 2026
CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when communicating over the Modbus TCP protocol.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| RemoteConnect Product | <= Versions prior to R3.4.2 | No fix yet |
| SCADAPack 47x Product | <= Versions prior to R3.4.2 (Firmware version prior to 9.12.2) | No fix yet |
| SCADAPack 47xi Product | <= Versions prior to R3.4.2 (Firmware version prior to 9.12.2) | No fix yet |
| SCADAPack 57x Product | <= All Versions | No fix yet |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/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-754
More Schneider Electric advisories
All Schneider Electric| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 1 | Schneider Electric PowerChute Serial Shutdown: no brute-force limit | Medium6.9 | No fix yet |
| Sep 1 | Schneider Electric NetBotz 5 - 750/755: SQL injection | Medium5.1 | No fix yet |
| Sep 1 | Schneider Electric NetBotz 5 - 750/755: command injection | High7.3 | No fix yet |
| Sep 1 | Schneider Electric EcoStruxure: denial of service | High8.2 | No fix yet |
| Jul 29 | Schneider Electric EcoStruxure Cybersecurity Admin Expert: authentication bypass | High8.7 | No fix yet |
| Jul 29 | Schneider Electric IGSS Definition (Def.exe): out-of-bounds write | High8.4 | No fix yet |