Siemens Desigo CC family

View CSAF Summary A Client Code Execution (CCE) vulnerability has been identified in Desigo CC, potentially allowing malicious actors to execute arbitrary code on client devices through specially crafted graphics documents. This vulnerability leverages user-defined graphics containing embedded scripts that are executed on client application instances. Successful exploitation could lead to compromise of the client operating system and potential lateral movement within the organization. The following versions of Siemens Desigo CC family are affected: Desigo CC family V6 vers:all/* (CVE-2026-34223) Desigo CC family V7 vers:all/* (CVE-2026-34223) CVSS Vendor Equipment Vulnerabilities v3 8.2 Siemens Siemens Desigo CC family Improper Control of Generation of Code ('Code Injection') Background Critical Infrastructure Sectors: Critical Manufacturing, Commercial Facilities Countries/Areas Deployed: Worldwide Company Headquarters Location: Germany Vulnerabilities Expand All + CVE-2026-34223 The affected application is vulnerable to Client Code Execution (CCE) due to insufficient input validation when handling scripts embedded within user-defined graphics documents. Specifically, when the sc…