Medium severity5.3NVD Advisory· Published Oct 7, 2025· Updated Apr 15, 2026
CVE-2025-53476
CVE-2025-53476
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.
Affected products
1- Range: = a931181e8b81e36fadf7b74d5cba99b73c3f6d58
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2News mentions
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