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MCP NVD Server

by gkhays
GitHub
Python
Apache 2.0
4
  • Linux
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MCP NVD Server

MCP server that retrieves CVE information from the national vulnerability database (NVD).

Installation

Prerequisites

Install the following.

Building

Note

This project employs uv.

  1. Synchronize dependencies and update the lockfile.
uv sync

Debugging

MCP Inspector

Use MCP Inspector.

Launch the MCP Inspector as follows:

npx @modelcontextprotocol/inspector uv --directory /path/to/mcp-nvd run mcp-nvd

MCP Inspector

Testing

This project employs pytest for testing.

============================================================= test session starts ============================================================= platform win32 -- Python 3.12.9, pytest-8.3.5, pluggy-1.5.0 rootdir: D:\Users\ghays\src\mcp-nvd-server configfile: pyproject.toml plugins: anyio-4.9.0 collected 4 items src/mcp_nvd/test_nvd.py::test_fetch_cve ---------------------------------------------------------------- live log call ---------------------------------------------------------------- 2025-05-16 15:50:32 [ INFO] Fetching CVE: CVE-2025-30065... (nvd.py:42) 2025-05-16 15:50:33 [ INFO] Response: 200 (nvd.py:48) 2025-05-16 15:50:33 [ INFO] Description: Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) 2025-05-16 15:50:33 [ INFO] Using constructor method to fetch CVE data for CVE-2025-30065 (test_nvd.py:14) 2025-05-16 15:50:33 [ INFO] Description (en) value: Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code Users are recommended to upgrade to version 1.15.1, which fixes the issue. (test_nvd.py:31) 2025-05-16 15:50:33 [ INFO] Description (es) value: El análisis del esquema en el módulo parquet-avro de Apache Parquet 1.15.0 y versiones anteriores permite que actores maliciosos ejecuten código arbitrario. Se recomienda a los usuarios actualizar a la versión 1.15.1, que soluciona el problema. (test_nvd.py:31) 2025-05-16 15:50:33 [ INFO] Reference check: https://lists.apache.org/thread/okzqb3kn479gqzxm21gg5vqr35om9gw5 (test_nvd.py:36) PASSED [ 25%] src/mcp_nvd/test_nvd.py::test_fetch_cve_no_constructor ---------------------------------------------------------------- live log call ---------------------------------------------------------------- 2025-05-16 15:50:33 [ INFO] Fetching CVE: CVE-2025-30065... (nvd.py:42) 2025-05-16 15:50:34 [ INFO] Response: 200 (nvd.py:48) 2025-05-16 15:50:34 [ INFO] Description: Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) 2025-05-16 15:50:34 [ INFO] Using non-constructor method to fetch CVE data for CVE-2025-30065 (test_nvd.py:43) PASSED [ 50%] src/mcp_nvd/test_nvd.py::test_fetch_description ---------------------------------------------------------------- live log call ---------------------------------------------------------------- 2025-05-16 15:50:34 [ INFO] Fetching CVE: CVE-2025-30065... (nvd.py:42) 2025-05-16 15:50:34 [ INFO] Response: 200 (nvd.py:48) 2025-05-16 15:50:34 [ INFO] Description: Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) 2025-05-16 15:50:34 [ INFO] Description for language 'en': Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code Users are recommended to upgrade to version 1.15.1, which fixes the issue. (test_nvd.py:69) PASSED [ 75%] src/mcp_nvd/test_nvd.py::test_fetch_references ---------------------------------------------------------------- live log call ---------------------------------------------------------------- 2025-05-16 15:50:34 [ INFO] Fetching CVE: CVE-2025-30065... (nvd.py:42) 2025-05-16 15:50:34 [ INFO] Response: 200 (nvd.py:48) 2025-05-16 15:50:34 [ INFO] Description: Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) 2025-05-16 15:50:34 [ INFO] Reference URL: https://lists.apache.org/thread/okzqb3kn479gqzxm21gg5vqr35om9gw5 (test_nvd.py:82) Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) 2025-05-16 15:50:34 [ INFO] Reference URL: https://lists.apache.org/thread/okzqb3kn479gqzxm21gg5vqr35om9gw5 (test_nvd.py:82) Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) 2025-05-16 15:50:34 [ INFO] Reference URL: https://lists.apache.org/thread/okzqb3kn479gqzxm21gg5vqr35om9gw5 (test_nvd.py:82) Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) 2025-05-16 15:50:34 [ INFO] Reference URL: https://lists.apache.org/thread/okzqb3kn479gqzxm21gg5vqr35om9gw5 (test_nvd.py:82) Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) Users are recommended to upgrade to version 1.15.1, which fixes the issue. (nvd.py:55) 2025-05-16 15:50:34 [ INFO] Reference URL: https://lists.apache.org/thread/okzqb3kn479gqzxm21gg5vqr35om9gw5 (test_nvd.py:82) 2025-05-16 15:50:34 [ INFO] Reference URL: http://www.openwall.com/lists/oss-security/2025/04/01/1 (test_nvd.py:82) 2025-05-16 15:50:34 [ INFO] Reference URL: https://access.redhat.com/security/cve/CVE-2025-30065 (test_nvd.py:82) 2025-05-16 15:50:34 [ INFO] Reference URL: https://github.com/apache/parquet-java/pull/3169 (test_nvd.py:82) 2025-05-16 15:50:34 [ INFO] Reference URL: https://news.ycombinator.com/item?id=43603091 (test_nvd.py:82) 2025-05-16 15:50:34 [ INFO] Reference URL: https://www.bleepingcomputer.com/news/security/max-severity-rce-flaw-discovered-in-widely-used-apache-parquet/ (test_nvd.py:82) 2025-05-16 15:50:34 [ INFO] Reference URL: https://github.com/h3st4k3r/CVE-2025-30065/blob/main/POC-CVE-2025-30065-ParquetExploitGenerator.java (test_nvd.py:82) 2025-05-16 15:50:34 [ INFO] Reference URL: https://github.com/mouadk/parquet-rce-poc-CVE-2025-30065/blob/main/src/main/java/com/evil/GenerateMaliciousParquetSSRF.java (test_nvd.py:82) PASSED [100%] ============================================================== 4 passed in 2.74s ==============================================================

NVD Rate Limiting

How to Add an API Key

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A
security – no known vulnerabilities
A
license - permissive license
A
quality - confirmed to work

remote-capable server

The server can be hosted and run remotely because it primarily relies on remote services or has no dependency on the local environment.

Tools

A Model Context Protocol server that retrieves CVE information from the National Vulnerability Database, allowing AI models to access up-to-date vulnerability data.

  1. Installation
    1. Prerequisites
  2. Building
    1. Debugging
      1. MCP Inspector
    2. Testing
      1. NVD Rate Limiting
        1. How to Add an API Key

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