Koskamo

MCPSentinel MCP

A security scanner for Model Context Protocol servers that discovers metadata, applies static rules, and performs semantic intent analysis to triage suspicious behavior. It supports local and remote scanning, integrates with CI via GitHub Actions, and provides output in JSON, SARIF, or rich terminal formats.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

MCPSentinel MCP logo, by gentaArnezziCommunity listingLocal stdioSource reviewed; not executedPublished by gentaArnezzi
You need:python -m pip install mcp-guardian-scan
Vendor documentation

Checks and signals

Each line is separate evidence, not a trust score.

  • Popularity 1 GitHub star

What you can do with it

  • Scan MCP server metadata for security risks
  • Integrate security scanning into CI/CD pipelines
  • Review server instructions before trusting them
  • Detect tool poisoning and shadowing attempts

Source and maintenance

Community listingRegistry 0.8.8MIT
mcp-registry: io.github.gentaArnezzi/mcpsentinel@0.8.8Source repository
Last repository push
Latest release
v0.8.8
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

mcp-guardian-scan 0.8.8

pypi
mcp-guardian-scan package definition
{
  "version": "0.8.8",
  "transport": "stdio",
  "identifier": "mcp-guardian-scan",
  "registryType": "pypi",
  "environmentVariables": [
    {
      "name": "MCPSENTINEL_ALLOWED_HOSTS",
      "format": "string",
      "isRequired": true,
      "description": "Comma-separated MCP server hostnames, optionally with an exact port, that the MCP-native scanner may connect to."
    },
    {
      "name": "MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS",
      "format": "string",
      "description": "Set to true only to permit an explicitly allowlisted private or reserved HTTP address in a trusted local network."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · repository · passed · metadata changed · updated
  • · backfill · recorded · Pre-expansion baseline; unobserved rich metadata remains unknown

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "mcpsentinel-mcp": {
      "command": "uvx",
      "args": [
        "mcp-guardian-scan==0.8.8"
      ],
      "env": {
        "MCPSENTINEL_ALLOWED_HOSTS": "<YOUR_MCPSENTINEL_ALLOWED_HOSTS>",
        "MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS": "<YOUR_MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "mcpsentinel-mcp": {
      "command": "uvx",
      "args": [
        "mcp-guardian-scan==0.8.8"
      ],
      "env": {
        "MCPSENTINEL_ALLOWED_HOSTS": "<YOUR_MCPSENTINEL_ALLOWED_HOSTS>",
        "MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS": "<YOUR_MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "mcpsentinel-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "mcp-guardian-scan==0.8.8"
      ],
      "env": {
        "MCPSENTINEL_ALLOWED_HOSTS": "<YOUR_MCPSENTINEL_ALLOWED_HOSTS>",
        "MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS": "<YOUR_MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "mcpsentinel-mcp": {
      "command": "uvx",
      "args": [
        "mcp-guardian-scan==0.8.8"
      ],
      "env": {
        "MCPSENTINEL_ALLOWED_HOSTS": "<YOUR_MCPSENTINEL_ALLOWED_HOSTS>",
        "MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS": "<YOUR_MCPSENTINEL_ALLOW_PRIVATE_HTTP_TARGETS>"
      }
    }
  }
}

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