Vulnerability · Published Sep 9, 2025 · Assigned by CERTVDE
CVE-2025-41701Beckhoff: Deserialization of untrusted data by TwinCAT 3 Engineering
High 7.8
In plain English
A high-severity unsafe deserialization in TE1000 | TwinCAT 3 Enineering from Beckhoff. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 94.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Beckhoff | TE1000 | TwinCAT 3 Enineering | 0 – before 3.1.4024.67 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H