CODESYS CODESYS Development System

8 published vulnerabilities name this product.

As the CNAs write it in their CVE records (vendor and product); the versions are theirs.

CVEVulnerable versionsTitleSeverityPublishedEPSSExploitation
CVE-2026-444693.0.0.0 – < 3.5.22.20Incorrect Default Permissions in CODESYS Development SystemHIGH 8.50.1 %
CVE-2026-444683.0.0.0 – < 3.5.22.20Incorrect Default Permissions in CODESYS Development SystemHIGH 8.50.1 %
CVE-2025-417000.0.0 – < 3.5.21.40CODESYS Development System - Deserialization of Untrusted DataHIGH 7.80.2 %
CVE-2023-36693.0.0.0 – < 3.5.19.20CODESYS: Missing Brute-Force protection in CODESYS Development SystemLOW 3.30.1 %
CVE-2023-36623.5.17.0 – < 3.5.19.20CODESYS: Vulnerability in CODESYS Development System allows for execution of binariesHIGH 7.30.2 %
CVE-2023-36633.5.11.20 – < 3.5.19.20CODESYS: Missing integrity check in CODESYS Development SystemHIGH 8.81.0 %
CVE-2023-36703.5.9.0 – < 3.5.17.0Codesys: Vulnerability in CODESYS Development System and CODESYS ScriptingHIGH 7.30.2 %
CVE-2022-31805V2 – < V2.3.9.69 ; V3 – < V3.5.18.30Insecure transmission of credentialsHIGH 7.51.0 %