Total
27 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2021-30189 | 2 Codesys, Wago | 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more | 2026-06-17 | 7.5 HIGH | 9.8 CRITICAL |
| CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow. | |||||
| CVE-2021-30188 | 2 Codesys, Wago | 55 V2 Runtime System Sp, 750-8202, 750-8202 Firmware and 52 more | 2026-06-17 | 7.5 HIGH | 9.8 CRITICAL |
| CODESYS V2 runtime system SP before 2.4.7.55 has a Stack-based Buffer Overflow. | |||||
| CVE-2021-30187 | 2 Codesys, Wago | 55 Runtime Toolkit, 750-8202, 750-8202 Firmware and 52 more | 2026-06-17 | 4.6 MEDIUM | 5.3 MEDIUM |
| CODESYS V2 runtime system SP before 2.4.7.55 has Improper Neutralization of Special Elements used in an OS Command. | |||||
| CVE-2021-30186 | 2 Codesys, Wago | 56 Plcwinnt, Runtime Toolkit, 750-8202 and 53 more | 2026-06-17 | 5.0 MEDIUM | 7.5 HIGH |
| CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow. | |||||
| CVE-2021-21001 | 1 Wago | 54 750-8202, 750-8202 Firmware, 750-8203 and 51 more | 2026-06-17 | 4.0 MEDIUM | 9.1 CRITICAL |
| On WAGO PFC200 devices in different firmware versions with special crafted packets an authorised attacker with network access to the device can access the file system with higher privileges. | |||||
| CVE-2021-21000 | 1 Wago | 54 750-8202, 750-8202 Firmware, 750-8203 and 51 more | 2026-06-17 | 5.0 MEDIUM | 5.3 MEDIUM |
| On WAGO PFC200 devices in different firmware versions with special crafted packets an attacker with network access to the device could cause a denial of service for the login service of the runtime. | |||||
| CVE-2020-12069 | 4 Codesys, Festo, Pilz and 1 more | 114 Control For Beaglebone, Control For Empc-a\/imx6, Control For Iot2000 and 111 more | 2026-06-17 | N/A | 7.8 HIGH |
| In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can be used by a local attacker with low privileges to gain full control of the device. | |||||