code firewall mcp for VS Code

io.github.egoughnour/code-firewall-mcp

Structural similarity-based code filter. Stops malicious code pattern reaching execution tools.

client:VS Code transport:stdio runtime:pypi

Install code firewall mcp in VS Code

.vscode/mcp.json

{
  "inputs": [
    {
      "type": "promptString",
      "id": "firewall-data-dir",
      "description": "FIREWALL_DATA_DIR",
      "password": true
    },
    {
      "type": "promptString",
      "id": "ollama-url",
      "description": "OLLAMA_URL",
      "password": true
    },
    {
      "type": "promptString",
      "id": "embedding-model",
      "description": "EMBEDDING_MODEL",
      "password": true
    },
    {
      "type": "promptString",
      "id": "similarity-threshold",
      "description": "SIMILARITY_THRESHOLD",
      "password": true
    }
  ],
  "servers": {
    "code-firewall-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "code-firewall-mcp"
      ],
      "env": {
        "FIREWALL_DATA_DIR": "${input:firewall-data-dir}",
        "OLLAMA_URL": "${input:ollama-url}",
        "EMBEDDING_MODEL": "${input:embedding-model}",
        "SIMILARITY_THRESHOLD": "${input:similarity-threshold}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

code firewall mcp in other clients

code firewall mcp MCP server