CODESYS CODESYS Control for Linux SL vulnerabilities (CVE)

CVE records published for CODESYS CODESYS Control for Linux SL, newest first. Follow to get an email when a new one appears.

7 results
7.5High
CVE-2026-8047

Out-of-bounds Write in CODESYS Control

CODESYS CODESYS Control RTE (SL); CODESYS CODESYS Control RTE (for Beckhoff CX) SL; CODESYS CODESYS Control Win (SL); CODESYS CODESYS HMI (SL)

The affected products perform improper length checking when parsing incoming HTTP requests, resulting in a size-limited out-of-bounds write. An unauthenticated remote attacker can exploit this flaw to cause a denial of service via a system crash on the affect…

8.1High
CVE-2026-8046

Incorrect Authorization in CODESYS Control

CODESYS CODESYS Control RTE (SL); CODESYS CODESYS Control RTE (for Beckhoff CX) SL; CODESYS CODESYS Control Win (SL); CODESYS CODESYS HMI (SL)

The affected products insufficiently verify authorization when deleting user accounts. An authenticated, low-privileged remote user can exploit this vulnerability to delete other users, including those with higher privileges.

7.5High
CVE-2026-3509

CODESYS Control Audit Log Format String DoS

CODESYS CODESYS Control RTE (SL); CODESYS CODESYS Control RTE (for Beckhoff CX) SL; CODESYS CODESYS Control Win (SL); CODESYS CODESYS Runtime Toolkit

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.

7.5High
CVE-2025-41738

CODESYS Control - Invalid type usage in visualization

CODESYS CODESYS Control RTE (SL); CODESYS CODESYS Control RTE (for Beckhoff CX) SL; CODESYS CODESYS Control Win (SL); CODESYS CODESYS HMI (SL)

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.

5.9Medium
CVE-2025-41739

CODESYS Control - Linux/QNX SysSocket flaw

CODESYS CODESYS PLCHandler; CODESYS CODESYS Remote Target Visu; CODESYS CODESYS Runtime Toolkit; CODESYS CODESYS Control for BeagleBone SL

An unauthenticated remote attacker, who beats a race condition, can exploit a flaw in the communication servers of the CODESYS Control runtime system on Linux and QNX to trigger an out-of-bounds read via crafted socket communication, potentially causing a den…

6.6Medium
CVE-2025-0694

CODESYS Control V3 removable media path traversal

CODESYS CODESYS Control for BeagleBone SL; CODESYS CODESYS Control for emPC-A/iMX6 SL; CODESYS CODESYS Control for IOT2000 SL; CODESYS CODESYS Control for Linux ARM SL

Insufficient path validation in CODESYS Control allows low privileged attackers with physical access to gain full filesystem access.