🚀 The fast, Pythonic way to build MCP servers and clients.
PrefectHQ/fastmcp is an MCP server distributed on github, maintained by PrefectHQ, tracked here since May 2026. It has shipped 244 releases (currently 4.0.5) and exposes 7 tools. Tools include component, fn, list_files, read_file, store_files, submit_form, and 1 more. Its composite risk grade is E — an inferred review prompt computed from observed signals, not a verdict. 8 known CVEs on file.
8 advisories published against this server still applies to the version it ships, the most severe rated high, most recently 2026-03-31.
Reading the source raised one review prompt — dangerous code — each a pattern worth a human look rather than a finding of fault.
Since the previous scan on 2026-09-19: 3 tools added and 16 tools removed.
full security breakdown →-
component -
fn -
list_files -
read_file -
store_files -
submit_form -
tool
| version | date | src |
|---|---|---|
| 4.0.5 | 2026-09-17 | pypi |
| v4.0.5 | 2026-09-17 | github |
| 4.0.4 | 2026-09-16 | pypi |
| v4.0.4 | 2026-09-16 | github |
| 4.0.3 | 2026-09-05 | pypi |
| v4.0.3 | 2026-09-05 | github |
| 4.0.2 | 2026-09-02 | pypi |
| v4.0.2 | 2026-09-02 | github |
| 4.0.1 | 2026-09-02 | pypi |
| v4.0.1 | 2026-09-02 | github |