CVE-2026-0667 PUBLISHED

Assigner: schneider
Reserved: 07.01.2026 Published: 29.07.2026 Updated: 29.07.2026

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.

Metrics

CVSS 4.0

CVSS Vector: 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
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Schneider Electric
Product	SCADAPack 47x
Versions	Default: unaffected Version Versions prior to R3.4.2 (Firmware version prior to 9.12.2) is affected

Vendor	Schneider Electric
Product	SCADAPack 47xi
Versions	Default: unaffected Version Versions prior to R3.4.2 (Firmware version prior to 9.12.2) is affected

Vendor	Schneider Electric
Product	SCADAPack 57x
Versions	Default: unaffected Version All Versions is affected

Vendor	Schneider Electric
Product	RemoteConnect
Versions	Default: unaffected Version Versions prior to R3.4.2 is affected

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

Problem Types

CWE-754: Improper Check for Unusual or Exceptional Conditions CWE