Arbitrary file writes via embedded graphics scripts
Published Sep 8, 2026 · Updated Sep 8, 2026
Code injection in Siemens Desigo CC V6 and V7 clients allows attackers to write arbitrary files through a malicious graphics document. The client executes unvalidated commands from scripts embedded in user-defined graphics documents when the document is displayed. Exploitation requires an attacker-crafted document and interaction from a sufficiently privileged user; resulting file writes can compromise the client host.
Summary
What happened
Code injection in Siemens Desigo CC V6 and V7 clients allows attackers to write arbitrary files through a malicious graphics document. The client executes unvalidated commands from scripts embedded in user-defined graphics documents when the document is displayed. Exploitation requires an attacker-crafted document and interaction from a sufficiently privileged user; resulting file writes can compromise the client host.
The record
- CVE
- CVE-2026-34223
- Published
- Sep 8, 2026
- Updated
- Sep 8, 2026
- Vendor
- Siemens
- Product
- Desigo CC Installed Client
- Classifications
- CWE-94, T1204.002
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Sep 8, 2026CVE publishedPublication date reported by the CVE source.
- Sep 8, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=0 <*
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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