CVE-2023-3662: Codesys Development System

High severity, CVSS 7.3. EPSS: 0.2% chance of exploitation in the next 30 days.

In CODESYS Development System versions from 3.5.17.0 and prior to 3.5.19.20 a vulnerability allows for execution of binaries from the current working directory in the users context .

Affected products

• Codesys Development System: from 3.5.17.0, before 3.5.19.20 (fixed in 3.5.19.20)

Published 2023-08-03. Last modified 2026-06-17.