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NVD CVE MCP Server

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The NVD CVE MCP Server is a powerful security research tool

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NVD CVE MCP Server

npm version License: MIT

A Model Context Protocol (MCP) server for retrieving and displaying CVE vulnerability information from the National Vulnerability Database (NVD). Features dual data sources with NVD API and web scraping fallback.

✨ Features

  • 🔍 CVE Details Lookup: Retrieve complete vulnerability information by CVE ID
  • 🔎 Keyword Search: Search for CVE vulnerabilities by keywords
  • 📊 Formatted Output: Display vulnerability information in elegant Markdown format
  • 🔄 Dual Data Sources: API-first approach with web scraping as fallback
  • 🌐 Multi-language Support: Full support for both English and Chinese

🛠️ Available Tools

1. get_cve_details

Retrieve detailed information for a specific CVE.

Parameters:

  • cve_id (required): CVE ID in format CVE-YYYY-NNNNN

Example:

Get details for CVE-2025-13583

Output Format:

# CVE-2025-13583

## 📊 Basic Information

- **CVE ID**: CVE-2025-13583
- **CVSS Score**: 9.8
- **Severity**: CRITICAL
- **Published**: 2025-11-23
- **Last Modified**: 2025-11-26
- **CWE Type**: CWE-89

## 📝 Description

[Detailed vulnerability description]

## 🔗 References

1. [VulDB](https://vuldb.com/?id.333344)
2. [GitHub Issue](https://github.com/rassec2/dbcve/issues/6)

## 🌐 Official Links

- [NVD Details](https://nvd.nist.gov/vuln/detail/CVE-2025-13583)
- [CVE Record](https://cve.org/CVERecord?id=CVE-2025-13583)

2. search_cves

Search for CVE vulnerabilities by keyword.

Parameters:

  • keyword (required): Search keyword
  • limit (optional): Number of results to return (default: 10, max: 20)

Example:

Search for CVEs related to "SQL injection"
Search for "WordPress" vulnerabilities, limit to 5 results

Output Format:

# CVE Search Results: "SQL injection"

Found 10 related vulnerabilities

| CVE ID | Severity | CVSS | Published | Description |
|--------|----------|------|-----------|-------------|
| CVE-2025-13583 | CRITICAL | 9.8 | 2025-11-23 | A vulnerability has been found in code-projects... |
| CVE-2025-13582 | HIGH | 7.3 | 2025-11-23 | A vulnerability was found in code-projects... |

🔧 Technical Architecture

Data Sources

  1. NVD API (Primary)

    • Official REST API: https://services.nvd.nist.gov/rest/json/cves/2.0
    • Provides structured JSON data
    • Includes complete CVSS scores, CWE classifications, etc.

  2. NVD Web (Fallback)

    • Web scraping when API is unavailable
    • Uses Cheerio for HTML parsing
    • Extracts key vulnerability information

Core Dependencies

  • @modelcontextprotocol/sdk: MCP protocol implementation
  • axios: HTTP client
  • cheerio: HTML parser

📊 Data Format

CVE Details Object

{
  id: "CVE-2025-13583",
  description: "Vulnerability description...",
  cvssScore: 9.8,
  severity: "CRITICAL",
  published: "2025-11-23T10:15:03.000",
  lastModified: "2025-11-26T12:39:31.000",
  references: [
    {
      url: "https://example.com",
      source: "VulDB"
    }
  ],
  cweId: "CWE-89",
  source: "api" // or "web"
}

⚠️ Important Notes

  1. API Rate Limits: NVD API has rate limits, please use responsibly
  2. Network Requirements: Requires access to nvd.nist.gov
  3. Data Freshness: CVE information is updated regularly, check for latest data
  4. Format Validation: CVE ID must follow CVE-YYYY-NNNNN format

📝 Development

Project Structure

nvd-cve-mcp-server/
├── src/
│   └── index.js          # Main server code
├── package.json          # Project configuration
└── README.md            # Documentation

Local Development

# Development mode (auto-restart)
npm run dev

# Production mode
npm start

🤝 Contributing

Issues and Pull Requests are welcome!

📄 License

MIT License

👥 Author

SOCTeam.AI

🔗 Related Links

Note: This tool is for security research and educational purposes only. Please comply with relevant laws, regulations, and ethical standards.