Local security auditor for the MCP servers you've installed: catches tool poisoning, rug pulls, shadowing and leaked secrets. OWASP MCP Top 10. Claude Code plugin + npx + GitHub Action.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add security-guard -- npx -y mcp-security-guard~/.codex/config.toml
[mcp_servers.security-guard]
command = "npx"
args = ["-y", "mcp-security-guard"]
# codex mcp add security-guard -- npx -y mcp-security-guard~/.cursor/mcp.json
{
"mcpServers": {
"security-guard": {
"command": "npx",
"args": [
"-y",
"mcp-security-guard"
]
}
}
}.vscode/mcp.json
{
"servers": {
"security-guard": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"mcp-security-guard"
]
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"security-guard": {
"command": "npx",
"args": [
"-y",
"mcp-security-guard"
]
}
}
}claude_desktop_config.json
{
"mcpServers": {
"security-guard": {
"command": "npx",
"args": [
"-y",
"mcp-security-guard"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"security-guard": {
"command": "npx",
"args": [
"-y",
"mcp-security-guard"
]
}
}
}