CVE-2026-0667

CRITICAL

Schneider Electric SCADAPack 47x - Improper Check for Unusual or Exceptional Conditions

Title source: rule

Description

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.

References (1)

Core 1

Core References

https://download.se.com/files?p_Doc_Ref=SEVD-2026-041-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-041-01.pdf

Scores

CVSS v4 9.3

EPSS 0.0037

EPSS Percentile 29.6%

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-754

Status published

Products (4)

Schneider Electric/RemoteConnect Versions prior to R3.4.2

Schneider Electric/SCADAPack 47x Versions prior to R3.4.2 (Firmware version prior to 9.12.2)

Schneider Electric/SCADAPack 47xi Versions prior to R3.4.2 (Firmware version prior to 9.12.2)

Schneider Electric/SCADAPack 57x All Versions

Published Jul 29, 2026

Tracked Since Jul 29, 2026