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Fray — WAF Security Testing MCP Server

MCP server · by dalisecurity

Security Python v3.0.1

WAF security testing: 5,500+ payloads, 25 WAF fingerprints, 21 recon checks, bypass AI

View source ↗ More servers

Install

Run one of the commands below, then add the client config underneath.

Pythonuvx fray

Client configuration

Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.

mcpServers{
  "mcpServers": {
    "fray": {
      "command": "uvx",
      "args": [
        "fray"
      ]
    }
  }
}

About this server

Fray — WAF Security Testing MCP Server is listed in the Security category of the MCPNav directory. It is distributed as Python and can be loaded by any client that speaks the Model Context Protocol.

Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.

Frequently asked questions

What is the Fray — WAF Security Testing MCP Server MCP server?

Fray — WAF Security Testing MCP Server is an MCP server by dalisecurity. WAF security testing: 5,500+ payloads, 25 WAF fingerprints, 21 recon checks, bypass AI

How do I install Fray — WAF Security Testing MCP Server?

Install it with: uvx fray. Then add the JSON config to your client's MCP settings and restart the client.

Is Fray — WAF Security Testing MCP Server free to use?

The MCP server itself is free to install. The source is public on https://github.com/dalisecurity/fray. Any third-party API it calls (such as a search or maps API) may require its own key and billing.

Which clients support Fray — WAF Security Testing MCP Server?

Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.