Total
29 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. | |||||
| CVE-2018-5459 | 1 Wago | 19 750-8202, 750-8202\/025-000, 750-8202\/025-001 and 16 more | 2026-06-17 | 7.5 HIGH | 9.8 CRITICAL |
| An Improper Authentication issue was discovered in WAGO PFC200 Series 3S CoDeSys Runtime versions 2.3.X and 2.4.X. An attacker can execute different unauthenticated remote operations because of the CoDeSys Runtime application, which is available via network by default on Port 2455. An attacker could execute some unauthenticated commands such as reading, writing, or deleting arbitrary files, or manipulate the PLC application during runtime by sending specially-crafted TCP packets to Port 2455. | |||||
| CVE-2016-9362 | 1 Wago | 7 750-8202, 750-881, 750-xxxx Series Firmware and 4 more | 2026-06-17 | 6.4 MEDIUM | 9.1 CRITICAL |
| An issue was discovered in WAGO 750-8202/PFC200 prior to FW04 (released August 2015), WAGO 750-881 prior to FW09 (released August 2016), and WAGO 0758-0874-0000-0111. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to edit and to view settings without authenticating. | |||||