# mcp-lint

> mcp-lint — linhongyu510-mcp-lint. Use this tool when you need to identify security vulnerabilities in MCP tool definitions, such as prompt injection, tool poisoning, and unconstrained schemas. It analyzes tool definitions to catch potential threats before they are loaded, providing a secure interface for inputs and outputs. Ideal for use in git-based workflows to ensure secure tooling and prevent potential attacks.

Canonical page: https://skillsregistry.net/skills/linhongyu510-mcp-lint  
JSON: https://api.skillsregistry.net/v1/skills/linhongyu510-mcp-lint

## Description

Static security linter for MCP tool definitions — catch prompt injection, tool poisoning & unconstrained schemas before your agent loads them

## Trust

- **Trust score (0–1):** 0.73
- **Verification tier:** scanned
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** MIT
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/linhongyu510/mcp-lint)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "linhongyu510-mcp-lint"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/linhongyu510-mcp-lint` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/linhongyu510-mcp-lint/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt