mcp-strike is an open-source command-line tool designed for active, runtime adversarial testing of Model Context Protocol (MCP) servers. It helps security engineers and red teams identify vulnerabilities and weaknesses by simulating attacks and scanning for issues. The tool supports automated security assessments and is freely available under the MIT license.
mcp-strike is a Testing & QA project. It focuses on identifying vulnerabilities and weaknesses in MCP servers through automated adversarial testing. It is built as an open-source project for security engineers. The project is open source (MIT). It ships for the command line.
Leo Martinez builds and maintains mcp-strike, and it first shipped in 2026. Development happens publicly on GitHub with 15 commits in the last 90 days. Key capabilities include adversarial testing, vulnerability scanning, and MCP protocol support. It exposes integrations via an MCP server.
Summary written by a language model from the project’s public pages.
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