Beckhoff: Arbitrary code execution within privileged processes
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.
Summary
A low privileged remote attacker can execute arbitrary code by sending specially crafted calls to the web service of the Device Manager or locally via an API and can cause integer overflows which then may lead to arbitrary code execution within privileged processes.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Beckhoff Automation | Beckhoff.Device.Manager.XAR | 0.0.0 to before 2.5.3 | 2.5.3 | Patch available | CNA |
| Beckhoff Automation | MDP software package for TwinCAT/BSD | 0.0.0 to before 1.7.0.0 | 1.7.0.0 | Patch available | CNA |
| Beckhoff Automation | MDP for Beckhoff RT Linux(R) | 0.0.0 to before 0.0.5 | 0.0.5 | Patch available | CNA |
- Beckhoff.Device.Manager.XAR VendorBeckhoff Automation Affected 0.0.0 to before 2.5.3 Fixed in 2.5.3 Patch available CNA
- MDP software package for TwinCAT/BSD VendorBeckhoff Automation Affected 0.0.0 to before 1.7.0.0 Fixed in 1.7.0.0 Patch available CNA
- MDP for Beckhoff RT Linux(R) VendorBeckhoff Automation Affected 0.0.0 to before 0.0.5 Fixed in 0.0.5 Patch available CNA
Remediation
- Fix · CNA Beckhoff.Device.Manager.XAR (Beckhoff Automation) Fixed in 2.5.3
- Fix · CNA MDP software package for TwinCAT/BSD (Beckhoff Automation) Fixed in 1.7.0.0
- Fix · CNA MDP for Beckhoff RT Linux(R) (Beckhoff Automation) Fixed in 0.0.5
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Beckhoff.Device.Manager.XAR, MDP for Beckhoff RT Linux(R), MDP software package for TwinCAT/BSD 0.0.5, 1.7.0.0, 2.5.3
3 records Highest priority Priority MEDIUM 2 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2025-27690 Beckhoff: Information leak via Beckhoff Device ManagerPriority MEDIUM 57
- TI-2025-27689 Beckhoff: Performing privileged operations and gaining administrator accessPriority LOW 35
Timeline
- 2026-10-02 Threatist record created from CVE-2025-41726
- 2026-10-03 Alias added: GHSA-8283-g649-xjrh
References
More Beckhoff Automation vulnerabilities
- TI-2025-27690 Beckhoff: Information leak via Beckhoff Device Manager CVSS 3.1MEDIUM 5.3
- TI-2025-27689 Beckhoff: Performing privileged operations and gaining administrator access CVSS 3.1HIGH 7.8
- TI-2025-27728 Beckhoff: XSS Vulnerability in TwinCAT 3 HMI Server CVSS 3.1MEDIUM 5.5
Sources
- CVE-2025-41726 · CVE Program
- CVE-2025-41726 · NVD
- FIRST EPSS
- GHSA-8283-g649-xjrh · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences