CVE-2025-41700: An unauthenticated attacker can trick a local user into executing arbitrary code by opening a deliberately manipulated CODESYS project file with a CODESYS…

PriorityP342high7.8CVSS 3.1

AVLACLPRNUIRSUCHIHAH

EPSS

0.13%

2.9th percentile

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
codesys	codesys	< 3.5.21.40	3.5.21.40
codesys	codesys_development_system	>= 0.0.0 < 3.5.21.40	3.5.21.40

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