CVE-2026-42559

A flaw was found in rmcp, the official Rust SDK for the Model Context Protocol. The Streamable HTTP server transport in rmcp failed to validate the incoming Host header, enabling a malicious public website to exploit this through a DNS rebinding attack. This allows the attacker to send...

Insertion of Sensitive Information into Log File

Overview dbt-mcp is an A MCP Model Context Protocol server for interacting with dbt resources. Affected versions of this package are vulnerable to Insertion of Sensitive Information into Log File in the calltool process when file logging is enabled via the DBTMCPSERVERFILELOGGING setting. An...

CVE-2026-42559

RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to...

EUVD-2026-30292

RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to...

CVE-2026-42559

The RMCP Streamable HTTP server transport in the rmcp crate failed to validate the Host header prior to version 1.4.0, enabling a DNS rebinding attack that could cause authenticated requests to reach a victim’s local MCP server. Impact could include enumeration, reading state, and triggering side...

CVE-2026-42559 RMCP: DNS rebinding vulnerability in rmcp Streamable HTTP server transport

RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to...

MCP Registry 安全漏洞

MCP Registry is an open-source MCP server application store developed by Model Context Protocol. Versions of MCP Registry prior to 1.7.9 contained security vulnerabilities. These vulnerabilities stemmed from OCI ownership verification skipping tag matching checks during HTTP 429 requests, which...

Extending Security to MCP Servers: Closing a Critical Gap

The Model Context Protocol MCP is a de facto standard for providing structured access to privileged systems for AI agents and external integrations. It acts as a USB-C port for AI, enabling faster innovation by allowing organizations to expose tools, resources, and workflows without the...

CTFusion: A CTF-Based Benchmark for LLM Agent Evaluation

Recent advances in Large Language Models LLMs have enabled agentic systems for complex, multi-step tasks; cybersecurity is emerging as a prominent application. To evaluate such agents, researchers widely adopt Capture The Flag CTF benchmarks. However, current CTF benchmarks reuse existing...

CVE-2026-44336

PraisonAI is a multi-agent teams system. Prior to version 4.6.34, PraisonAI's MCP Model Context Protocol server praisonai mcp serve registers four file-handling tools by default — praisonai.rules.create, praisonai.rules.show, praisonai.rules.delete, and praisonai.workflow.show. Each accepts a pat...

EUVD-2026-28639

PraisonAI MCP tools/call path-traversal = RCE via Python .pth injection...

Command Injection

Overview @profullstack/mcp-server is an A generic, modular server for implementing the Model Context Protocol MCP Affected versions of this package are vulnerable to Command Injection via the domainlookup process. An attacker can execute arbitrary operating system commands with the privileges of...

CVE-2026-44336

PraisonAI is a multi-agent teams system. Prior to version 4.6.34, PraisonAI's MCP Model Context Protocol server praisonai mcp serve registers four file-handling tools by default — praisonai.rules.create, praisonai.rules.show, praisonai.rules.delete, and praisonai.workflow.show. Each accepts a pat...

CVE-2026-44336 PraisonAI MCP `tools/call` path-traversal and RCE via Python `.pth` injection

PraisonAI is a multi-agent teams system. Prior to version 4.6.34, PraisonAI's MCP Model Context Protocol server praisonai mcp serve registers four file-handling tools by default — praisonai.rules.create, praisonai.rules.show, praisonai.rules.delete, and praisonai.workflow.show. Each accepts a pat...

n8n-MCP 安全漏洞

n8n-MCP is a model context protocol server developed by Romuald Członkowski, an individual developer. It serves as a connection between AI assistants and automated workflow platforms. Versions of n8n-MCP from 2.18.7 to 2.50.2 contained security vulnerabilities. These vulnerabilities were caused b...

PT-2026-39003

Name of the Vulnerable Software and Affected Versions PraisonAI versions prior to 4.6.34 Description The Model Context Protocol MCP server in PraisonAI contains a path traversal flaw in its file-handling tools. The server registers four tools by default: 'praisonai.rules.create',...

n8n-MCP 日志信息泄露漏洞

n8n-MCP is a model context protocol server developed by Romuald Członkowski, an individual developer. Versions of n8n-MCP prior to 2.47.13 contained a vulnerability related to log information leakage. This vulnerability occurred because the complete parameters of MCP tool calls and JSON-RPC...

Timing Attack

Overview mcp-ssh-tool is a Model Context Protocol MCP SSH client server for remote automation Affected versions of this package are vulnerable to Timing Attack in the transfer-related filesystem handling process. An attacker can access unauthorized files or directories by bypassing local path...

n8n-MCP 代码问题漏洞

n8n-MCP is a model context protocol server developed by Romuald Członkowski, an individual developer. There are code vulnerabilities in versions 2.47.4 to 2.47.13 of n8n-MCP. These vulnerabilities stem from the fact that the SSRFRProtection.validateUrlSync URL verifier does not check IPv6...

PT-2026-38277

Name of the Vulnerable Software and Affected Versions rmcp versions prior to 1.4.0 dynoxide versions prior to 0.9.13 Description The Streamable HTTP server transport in the rmcp crate fails to validate the incoming Host header. This allows a malicious public website to use a DNS rebinding attack—...