Hands-on MCP security lab: 10 real incidents reproduced with vulnerable/secure MCP servers, pytest regressions, and Claude/Cursor battle-tested exploit walkthroughs
Quick Install
Copy the config for your editor. Some servers may need additional setup — check the README.
Add to claude_desktop_config.json:
{
"mcpServers": {
"mcp-breach-to-fix-la": {
"command": "uvx",
"args": [
"mcp-breach-to-fix-labs"
]
}
}
}
Run in terminal:
claude mcp add mcp-breach-to-fix-la uvx mcp-breach-to-fix-labs
Add to .cursor/mcp.json:
{
"mcpServers": {
"mcp-breach-to-fix-la": {
"command": "uvx",
"args": [
"mcp-breach-to-fix-labs"
]
}
}
}
Or install with pip: pip install mcp-breach-to-fix-labs