CVE-2025-41701: Beckhoff: Deserialization of untrusted data by TwinCAT 3 Engineering

Published Sep 9, 2025
·
Updated

An unauthenticated attacker can trick a local user into executing arbitrary commands by opening a deliberately manipulated project file with an affected engineering tool. These arbitrary commands are executed in the user context.

Affected Software

1 affected component
Beckhoff TwinCAT 3 Engineering

Event History

Sep 9, 2025
CVE Published
via MITRE·08:57 AM
Data Sourced
via MITRE·08:57 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 AM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2025-41701?

CVE-2025-41701 is considered a critical vulnerability due to the potential for arbitrary command execution by unauthenticated attackers.

2

How do I fix CVE-2025-41701?

Fix CVE-2025-41701 by applying the latest security patch provided by Beckhoff for TwinCAT 3 Engineering.

3

What versions of TwinCAT 3 Engineering are affected by CVE-2025-41701?

CVE-2025-41701 affects all versions of Beckhoff TwinCAT 3 Engineering prior to the security patch release.

4

Can CVE-2025-41701 be exploited remotely?

No, CVE-2025-41701 requires local access to exploit, as an attacker must trick a user into opening a manipulated project file.

5

What are the potential consequences of CVE-2025-41701?

Exploitation of CVE-2025-41701 can lead to unauthorized execution of arbitrary commands on the affected system.

Contact

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