Search Results (149 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2025-41659 1 Codesys 1 Control 2026-04-15 8.3 High
A low-privileged attacker can remotely access the PKI folder of the CODESYS Control runtime system and thus read and write certificates and its keys. This allows sensitive data to be extracted or to accept certificates as trusted. Although all services remain available, only unencrypted communication is possible if the certificates are deleted.
CVE-2026-3509 1 Codesys 15 Control For Beaglebone Sl, Control For Empc-a/imx6 Sl, Control For Iot2000 Sl and 12 more 2026-03-26 7.5 High
An unauthenticated remote attacker may be able to control the format string of messages processed by the Audit Log of the CODESYS Control runtime system, potentially resulting in a denial‑of‑service (DoS) condition.
CVE-2025-41660 1 Codesys 16 Codesys Hmi (sl), Control For Beaglebone Sl, Control For Empc-a/imx6 Sl and 13 more 2026-03-25 8.8 High
A low-privileged remote attacker may be able to replace the boot application of the CODESYS Control runtime system, enabling unauthorized code execution.
CVE-2025-41738 1 Codesys 22 Control For Beaglebone Sl, Control For Empc-a/imx6 Sl, Control For Empc-a\/imx6 Sl and 19 more 2026-02-23 7.5 High
An unauthenticated remote attacker may cause the visualisation server of the CODESYS Control runtime system to access a resource with a pointer of wrong type, potentially leading to a denial-of-service (DoS) condition.
CVE-2025-41700 1 Codesys 2 Codesys, Development System 2026-02-23 7.8 High
An unauthenticated attacker can trick a local user into executing arbitrary code by opening a deliberately manipulated CODESYS project file with a CODESYS development system. This arbitrary code is executed in the user context.
CVE-2021-30187 2 Codesys, Wago 55 Runtime Toolkit, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 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-2021-30188 2 Codesys, Wago 55 V2 Runtime System Sp, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 9.8 Critical
CODESYS V2 runtime system SP before 2.4.7.55 has a Stack-based Buffer Overflow.
CVE-2021-30189 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 9.8 Critical
CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.
CVE-2021-30190 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 9.8 Critical
CODESYS V2 Web-Server before 1.1.9.20 has Improper Access Control.
CVE-2021-30191 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 High
CODESYS V2 Web-Server before 1.1.9.20 has a a Buffer Copy without Checking the Size of the Input.
CVE-2021-30192 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 9.8 Critical
CODESYS V2 Web-Server before 1.1.9.20 has an Improperly Implemented Security Check.
CVE-2021-30193 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 9.8 Critical
CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Write.
CVE-2021-30194 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 9.1 Critical
CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Read.
CVE-2021-30195 2 Codesys, Wago 56 Plcwinnt, Runtime Toolkit, 750-8202 and 53 more 2025-08-15 7.5 High
CODESYS V2 runtime system before 2.4.7.55 has Improper Input Validation.
CVE-2021-34583 2 Codesys, Wago 55 Codesys, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 High
Crafted web server requests may cause a heap-based buffer overflow and could therefore trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.
CVE-2021-34584 2 Codesys, Wago 55 Codesys, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 9.1 Critical
Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.
CVE-2021-34585 2 Codesys, Wago 55 Codesys, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 High
In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests can trigger a parser error. Since the parser result is not checked under all conditions, a pointer dereference with an invalid address can occur. This leads to a denial of service situation.
CVE-2021-34586 2 Codesys, Wago 55 Codesys, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 High
In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests may cause a Null pointer dereference in the CODESYS web server and may result in a denial-of-service condition.
CVE-2021-34593 2 Codesys, Wago 28 Plcwinnt, Runtime Toolkit, 750-8202 and 25 more 2025-08-15 7.5 High
In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be blocked from accessing the PLC.
CVE-2021-34595 2 Codesys, Wago 57 Codesys, Plcwinnt, Runtime Toolkit and 54 more 2025-08-15 8.1 High
A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite.