CVE-2026-12818

Delta Electronics DVP12SE PLCs are affected by a resource allocation vulnerability (CWE-770) in the Modbus TCP service. The issue entails unbounded resource usage due to lack of limits or throttling. CVSS data from the NVD indicates a CRITICAL severity with network attack vector, no privileges, a...

CVE-2026-13590

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack...

EUVD-2026-40152

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack...

CVE-2026-13590 seladb PcapPlusPlus Modbus Protocol ModbusLayer.h getLength heap-based overflow

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack...

CVE-2026-13590

The CVE-2026-13590 affects seladb PcapPlusPlus 25.05, specifically the Modbus Protocol Handler’s ModbusLayer getLength implementation in Packet++/header/ModbusLayer.h. The issue is a heap-based buffer overflow caused by manipulation of the length argument, with remote execution possible. Document...

CVE-2026-13590 seladb PcapPlusPlus Modbus Protocol ModbusLayer.h getLength heap-based overflow

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack...

CVE-2026-54410

nanoMODBUS through v1.23.0 contains an off-by-one buffer overflow in the recvmsgheader function of the Modbus/TCP server that allows remote unauthenticated attackers to write one attacker-controlled byte past the end of the 260-byte receive buffer by sending a crafted MBAP frame whose Length fiel...

CVE-2026-54410 nanoMODBUS Off-by-One Buffer Overflow in recv_msg_header() via Crafted MBAP Length Field

nanoMODBUS through v1.23.0 contains an off-by-one buffer overflow in the recvmsgheader function of the Modbus/TCP server that allows remote unauthenticated attackers to write one attacker-controlled byte past the end of the 260-byte receive buffer by sending a crafted MBAP frame whose Length fiel...

CVE-2026-54410

nanoMODBUS (through v1.23.0) contains an off-by-one buffer overflow in the recv_msg_header() of the Modbus/TCP server. An unauthenticated remote attacker can craft an MBAP Length=255 to force writing one attacker-controlled byte past the 260-byte receive buffer, corrupting the adjacent state stru...

CVE-2026-54410 nanoMODBUS Off-by-One Buffer Overflow in recv_msg_header() via Crafted MBAP Length Field

nanoMODBUS through v1.23.0 contains an off-by-one buffer overflow in the recvmsgheader function of the Modbus/TCP server that allows remote unauthenticated attackers to write one attacker-controlled byte past the end of the 260-byte receive buffer by sending a crafted MBAP frame whose Length fiel...

EUVD-2026-36661

nanoMODBUS through v1.23.0 contains an off-by-one buffer overflow in the recvmsgheader function of the Modbus/TCP server that allows remote unauthenticated attackers to write one attacker-controlled byte past the end of the 260-byte receive buffer by sending a crafted MBAP frame whose Length fiel...

CVE-2026-54410 nanoMODBUS Off-by-One Buffer Overflow in recv_msg_header() via Crafted MBAP Length Field

nanoMODBUS through v1.23.0 contains an off-by-one buffer overflow in the recvmsgheader function of the Modbus/TCP server that allows remote unauthenticated attackers to write one attacker-controlled byte past the end of the 260-byte receive buffer by sending a crafted MBAP frame whose Length fiel...

PT-2026-49133

Name of the Vulnerable Software and Affected Versions nanoMODBUS versions prior to 1.23.1 Description The Modbus/TCP server contains an off-by-one buffer overflow in the recv msg header function. Remote unauthenticated attackers can exploit this by sending a crafted MBAP frame with the Length fie...

CVE-2025-13605

3onedata modbus gateway device model GW1101-1DRS-485-TB-P hardware version V2.2.0 allows authenticated users to execute arbitrary shell commands in the context of the root user by providing payload in the "IP address" field of the diagnosis test tools. This issue has been resolved in firmware...

CVE-2026-35227

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...

EUVD-2026-29390

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...

CVE-2026-35227

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...

CVE-2026-35227

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...

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...

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...