CVE-2025-41700
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-01

Last updated on: 2026-02-23

Assigner: CERT VDE

Description
An unauthenticated attacker can trick a local user into executing arbitrary code by opening a deliberately manipulated CODESYS project file with a CODESYS development system. This arbitrary code is executed in the user context.
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Meta Information
Published
2025-12-01
Last Modified
2026-02-23
Generated
2026-06-16
AI Q&A
2025-12-01
EPSS Evaluated
2026-06-15
NVD
CVE-2025-41700
EUVD
EUVD-2025-199974
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
codesys codesys to 3.5.21.40 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
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Executive Summary

This vulnerability allows an unauthenticated attacker to trick a local user into executing arbitrary code by opening a specially crafted CODESYS project file with the CODESYS development system. The malicious code runs with the user's privileges.

Impact Analysis

The impact of this vulnerability is that an attacker can execute arbitrary code on your system with your user privileges, potentially leading to data compromise, system manipulation, or further attacks within the affected environment.

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