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Product · CODESYS

CODESYS Modbus

1 known vulnerabilities.

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  • High 8.2
    CVE-2026-35227

    Improper resource management in CODESYS Modbus TCP Server

    An unauthenticated remote attacker may exhaust all available TCP connections in the CODESYS Modbus TCP Server stack if a race condition in connection handling is successfully exploited, preventing legitimate clients from establishing new connections.

    CODESYS CODESYS Modbus ICS / OT