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Product · CODESYS

CODESYS Development System

8 known vulnerabilities.

CODESYS Development System at a glance

Last 12 months
3
Critical · all time
0
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 1 2 December 2025: 1 vulnerability Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 2 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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8 results · Feed

  • High 7.8

    Incorrect Default Permissions in CODESYS Development System

    The affected product extracts installation files to a temporary directory with incorrect default permissions during administrative installation. A low-privileged local attacker can exploit a TOCTOU race condition with a practical time window to replace verifi…

  • High 7.8

    Incorrect Default Permissions in CODESYS Development System

    The affected product creates a directory with insecure default permissions during administrative installation. This allows a low-privileged local attacker to modify a temporary file defining the components to be installed, enabling local privilege escalation …

  • High 7.8

    CODESYS Development System - Deserialization of Untrusted Data

    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.

  • Low 3.3

    CODESYS: Missing Brute-Force protection in CODESYS Development System

    A missing Brute-Force protection in CODESYS Development System prior to 3.5.19.20 allows a local attacker to have unlimited attempts of guessing the password within an import dialog.

  • High 7.3

    CODESYS: Vulnerability in CODESYS Development System allows for execution of binaries

    In CODESYS Development System versions from 3.5.17.0 and prior to 3.5.19.20 a vulnerability allows for execution of binaries from the current working directory in the users context .

  • High 8.8

    CODESYS: Missing integrity check in CODESYS Development System

    In CODESYS Development System versions from 3.5.11.20 and before 3.5.19.20 a missing integrity check might allow an unauthenticated remote attacker to manipulate the content of notifications received via HTTP by the CODESYS notification server.

  • High 7.3

    Codesys: Vulnerability in CODESYS Development System and CODESYS Scripting

    In CODESYS Development System 3.5.9.0 to 3.5.17.0 and CODESYS Scripting 4.0.0.0 to 4.1.0.0 unsafe directory permissions would allow an attacker with local access to the workstation to place potentially harmful and disguised scripts that could be executed by l…

  • High 7.5

    Insecure transmission of credentials

    In the CODESYS Development System multiple components in multiple versions transmit the passwords for the communication between clients and servers unprotected.