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Fencer Vulns
high 8.8

CVE-2025-41660 json

CODESYS Control Boot Application Replacement Enables Code Execution

published 2026-03-24 7 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-208957

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 39%
public exploits
0
none known

Summary

A low-privileged remote attacker may be able to replace the boot application of the CODESYS Control runtime system, enabling unauthorized code execution.

Patch / fix

  • CODESYS CODESYS Control RTE (SL) 3.5.22.0
  • CODESYS CODESYS Control RTE (for Beckhoff CX) SL 3.5.22.0
  • CODESYS CODESYS Control Win (SL) 3.5.22.0
  • CODESYS CODESYS HMI (SL) 3.5.22.0
  • CODESYS CODESYS Runtime Toolkit 3.5.22.0
  • CODESYS CODESYS Control for BeagleBone SL 4.21.0.0
  • CODESYS CODESYS Control for emPC-A/iMX6 SL 4.21.0.0
  • CODESYS CODESYS Control for IOT2000 SL 4.21.0.0
  • CODESYS CODESYS Control for Linux ARM SL 4.21.0.0
  • CODESYS CODESYS Control for Linux SL 4.21.0.0
  • CODESYS CODESYS Control for PFC100 SL 4.21.0.0
  • CODESYS CODESYS Control for PFC200 SL 4.21.0.0
  • CODESYS CODESYS Control for PLCnext SL 4.21.0.0
  • CODESYS CODESYS Control for Raspberry Pi SL 4.21.0.0
  • CODESYS CODESYS Control for WAGO Touch Panels 600 SL 4.21.0.0
  • CODESYS CODESYS Virtual Control SL 4.21.0.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
7 mo ago

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • CODESYS CODESYS Control RTE (SL)
  • CODESYS CODESYS Control RTE (for Beckhoff CX) SL
  • CODESYS CODESYS Control Win (SL)
  • CODESYS CODESYS HMI (SL)
  • CODESYS CODESYS Runtime Toolkit
  • CODESYS CODESYS Control for BeagleBone SL
  • CODESYS CODESYS Control for emPC-A/iMX6 SL
  • CODESYS CODESYS Control for IOT2000 SL
  • CODESYS CODESYS Control for Linux ARM SL
  • CODESYS CODESYS Control for Linux SL
  • CODESYS CODESYS Control for PFC100 SL
  • CODESYS CODESYS Control for PFC200 SL
  • CODESYS CODESYS Control for PLCnext SL
  • CODESYS CODESYS Control for Raspberry Pi SL
  • CODESYS CODESYS Control for WAGO Touch Panels 600 SL
  • CODESYS CODESYS Virtual Control SL

Classification

Weakness
  • CWE-669 Incorrect Resource Transfer Between Spheres

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.