Skip to content

Security: modelcontextprotocol/python-sdk

SECURITY.md

Security Policy

Thank you for helping keep the Model Context Protocol and its ecosystem secure.

Supported Versions

Version Line Support
2.x (newest release) current stable (main) bug fixes, security fixes, new features
1.x newest release (v1.x branch) maintenance critical bug fixes and security fixes
older 1.x releases, and all pre-releases unsupported upgrade to the newest 1.x release or to 2.x

Only the newest release of a supported line receives fixes, so reproduce against it before reporting. If your project depends on mcp and is not yet ready for 2.x, keep a <2 upper bound on your mcp requirement and follow the migration guide when you migrate.

Reporting Security Issues

If you discover a security vulnerability in this repository, please report it through the GitHub Security Advisory process for this repository.

Please do not report security vulnerabilities through public GitHub issues, discussions, or pull requests.

What to Include

To help us triage and respond quickly, please include:

  • A description of the vulnerability
  • Steps to reproduce the issue
  • The potential impact
  • Any suggested fixes (optional)
Learn more about advisories related to modelcontextprotocol/python-sdk in the GitHub Advisory Database