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CVE-2025-41701

Beckhoff: Deserialization of untrusted data by TwinCAT 3 Engineering

HIGH
7.8
CVSS Score
Published: September 9, 2025 at 08:57 AM UTC
Updated: June 17, 2026 at 09:23 AM UTC
1 product affected across 1 vendorTE1000 TwinCAT 3 Engineering

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

TE1000 TwinCAT 3 Engineering· Beckhoff
60%
v < 3.1.4024.67
Affected range stops below 3.1.4024.67, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: [email protected]
https://certvde.com/en/advisories/VDE-2025-075

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHCERTVDE
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-502

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