CVE-2026-6108: Improper Neutralization of Special Elements used in an OS Command

A vulnerability was found in 1Panel-dev MaxKB up to 2.6.1. The affected element is the function execute of the file apps/application/flow/stepnode/mcpnode/impl/basemcpnode.py of the component Model Context Protocol Node. Performing a manipulation results in os command injection. The attack is...

MaxKB 操作系统命令注入漏洞

MaxKB is an open-source question-answering system based on large language models and RAG, developed by 1Panel-dev. Versions of MaxKB 2.6.1 and earlier contained a vulnerability related to operating system command injection. This vulnerability originated from the execute function in the Model...

CVE-2026-6130: Improper Neutralization of Special Elements used in an OS Command

A flaw has been found in chatboxai chatbox up to 1.20.0. This impacts the function StdioClientTransport of the file src/main/mcp/ipc-stdio-transport.ts of the component Model Context Protocol Server Management System. Executing a manipulation of the argument args/env can lead to os command...

Machine Learning-Based Detection of MCP Attacks

The Model Context Protocol MCP is a new and emerging technology that extends the functionality of large language models, improving workflows but also exposing users to a new attack surface. Several studies have highlighted related security flaws, but MCP attack detection remains underexplored. To...

Command Injection

Overview aws-mcp is an AWS Model Context Protocol Server Affected versions of this package are vulnerable to Command Injection via improper validation of user-supplied input in the allowed commands process. An attacker can execute arbitrary system commands by supplying crafted input that is used ...

aws-mcp-server 操作系统命令注入漏洞

aws-mcp-server is a lightweight service developed by Alexei Ledenev. It enables AI assistants to execute AWS CLI commands through the Model Context Protocol MCP in a secure, containerized environment. aws-mcp-server has an operating system command injection vulnerability, which stems from...

aws-mcp-server 操作系统命令注入漏洞

aws-mcp-server is a lightweight service developed by Alexei Ledenev. It enables AI assistants to execute AWS CLI commands through the Model Context Protocol MCP in a secure, containerized environment. aws-mcp-server has an operating system command injection vulnerability, which stems from...

Missing Authentication for Critical Function

Overview n8n-mcp is an Integration between n8n workflow automation and Model Context Protocol MCP Affected versions of this package are vulnerable to Missing Authentication for Critical Function due to missing authentication in several HTTP transport endpoints and exposure of sensitive operationa...

CVE-2026-40159

PraisonAI is a multi-agent teams system. Prior to 4.5.128, PraisonAI’s MCP Model Context Protocol integration allows spawning background servers via stdio using user-supplied command strings e.g., MCP"npx -y @smithery/cli ...". These commands are executed through Python’s subprocess module. By...

CVE-2026-40159 PraisonAI Exposes Sensitive Environment Variable via Untrusted MCP Subprocess Execution

PraisonAI is a multi-agent teams system. Prior to 4.5.128, PraisonAI’s MCP Model Context Protocol integration allows spawning background servers via stdio using user-supplied command strings e.g., MCP"npx -y @smithery/cli ...". These commands are executed through Python’s subprocess module. By...

CVE-2026-40159 PraisonAI Exposes Sensitive Environment Variable via Untrusted MCP Subprocess Execution

PraisonAI is a multi-agent teams system. Prior to 4.5.128, PraisonAI’s MCP Model Context Protocol integration allows spawning background servers via stdio using user-supplied command strings e.g., MCP"npx -y @smithery/cli ...". These commands are executed through Python’s subprocess module. By...

CVE-2026-40159

PraisonAI's MCP integration (before 4.5.128) spawns background processes via stdio using user-supplied commands, and forwards the full parent environment to the subprocess. This allows any MCP invocation to inherit sensitive variables (API keys, tokens, database credentials), enabling potential c...

CVE-2026-40159

PraisonAI is a multi-agent teams system. Prior to 4.5.128, PraisonAI’s MCP Model Context Protocol integration allows spawning background servers via stdio using user-supplied command strings e.g., MCP"npx -y @smithery/cli ...". These commands are executed through Python’s subprocess module. By...

CVE-2026-40159 PraisonAI Exposes Sensitive Environment Variable via Untrusted MCP Subprocess Execution

PraisonAI is a multi-agent teams system. Prior to 4.5.128, PraisonAI’s MCP Model Context Protocol integration allows spawning background servers via stdio using user-supplied command strings e.g., MCP"npx -y @smithery/cli ...". These commands are executed through Python’s subprocess module. By...

CVE-2026-35577 Missing Host Header Validation in Apollo MCP Server for Localhost Deployments

Apollo MCP Server is a Model Context Protocol server that exposes GraphQL operations as MCP tools. Prior to version 1.7.0, the Apollo MCP Server did not validate the Host header on incoming HTTP requests when using StreamableHTTP transport. In configurations where an HTTP-based MCP server is run ...

CVE-2026-35577 Missing Host Header Validation in Apollo MCP Server for Localhost Deployments

Apollo MCP Server is a Model Context Protocol server that exposes GraphQL operations as MCP tools. Prior to version 1.7.0, the Apollo MCP Server did not validate the Host header on incoming HTTP requests when using StreamableHTTP transport. In configurations where an HTTP-based MCP server is run ...

CVE-2026-39974 n8n-MCP has an Authenticated SSRF via instance-URL header in multi-tenant HTTP mode

n8n-MCP is a Model Context Protocol MCP server that provides AI assistants with comprehensive access to n8n node documentation, properties, and operations. Prior to 2.47.4, an authenticated Server-Side Request Forgery in n8n-mcp allows a caller holding a valid AUTHTOKEN to cause the server to iss...

EUVD-2026-20968

n8n-MCP is a Model Context Protocol MCP server that provides AI assistants with comprehensive access to n8n node documentation, properties, and operations. Prior to 2.47.4, an authenticated Server-Side Request Forgery in n8n-mcp allows a caller holding a valid AUTHTOKEN to cause the server to iss...

CVE-2026-39974

n8n-MCP is a Model Context Protocol MCP server that provides AI assistants with comprehensive access to n8n node documentation, properties, and operations. Prior to 2.47.4, an authenticated Server-Side Request Forgery in n8n-mcp allows a caller holding a valid AUTHTOKEN to cause the server to iss...

PT-2026-31715

Apollo MCP Server is a Model Context Protocol server that exposes GraphQL operations as MCP tools. Prior to version 1.7.0, the Apollo MCP Server did not validate the Host header on incoming HTTP requests when using StreamableHTTP transport. In configurations where an HTTP-based MCP server is run ...