Description
In multiple CODESYS products in multiple versions an unauthorized, remote attacker may use a improper input validation vulnerability to read from invalid addresses leading to a denial of service.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| CODESYS | CODESYS Control RTE (SL) | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Control RTE (for Beckhoff CX) SL | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Control Win (SL) | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Control Runtime System Toolkit | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Safety SIL2 Runtime Toolkit | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Safety SIL2 PSP | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Edge Gateway for Windows | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Gateway | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS HMI (SL) | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Development System V3 | V0.0.0.0 – < V3.5.19.0 | V3.5.19.0 |
| CODESYS | CODESYS Control for BeagleBone SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Control for emPC-A/iMX6 SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Control for IOT2000 SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Control for Linux SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Control for PFC100 SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Control for PFC200 SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Control for PLCnext SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Control for Raspberry Pi SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Control for WAGO Touch Panels 600 SL | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
| CODESYS | CODESYS Edge Gateway for Linux | V0.0.0.0 – < V4.8.0.0 | V4.8.0.0 |
Advisories 9
- VDE-2026-003 Endress+Hauser: Multiple products prone to multiple vulnerabilities in e!Runtime and CODESYS V3 Runtime CERT@VDE · Apr 1, 2026
- ICSA-26-076-01 CODESYS in Festo Automation Suite CISA ICS & IT advisories · Mar 17, 2026
- FSA-202601 Several CODESYS vulnerabilities in Festo Automation Suite CERT@VDE · Feb 26, 2026
- ICSA-26-020-02 Schneider Electric devices using CODESYS Runtime CISA ICS & IT advisories · Jan 20, 2026
- SEVD-2023-192-04 CODESYS Runtime Vulnerabilities Schneider Electric CPCERT · Dec 9, 2025
- FSA-202401 Festo: Multiple products contain CoDe16 vulnerability CERT@VDE · Nov 4, 2025
- VDE-2023-026 WAGO: Multiple products prone to multiple vulnerabilities in e!Runtime / CODESYS V3 Runtime CERT@VDE · May 22, 2025
- WID-SEC-2024-0943 CODESYS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 7, 2025
- WID-SEC-2024-0134 ABB AC-500: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Jan 16, 2024