Security Advisory
CVE-2025-53476
5.3
MEDIUM
Vulnerability Description
A denial of service vulnerability exists in the ModbusTCP server functionality of OpenPLC _v3 a931181e8b81e36fadf7b74d5cba99b73c3f6d58. A specially crafted series of network connections can lead to the server not processing subsequent Modbus requests. An attacker can open a series of TCP connections to trigger this vulnerability.
Published Date
October 7, 2025
Official Source
NIST NVD Advisory