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FastMCP

v3.25.4 Bugfix

This release fixes issues for SREs watching stability and regressions.

Published 5mo MCP Developer Tools
✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

mcp sse

Affected surfaces

auth

Summary

AI summary

Fixed parsing of Basic auth headers in the OAuth token endpoint.

Full changelog

3.25.4 (2025-12-09)

Bug Fixes

View diff on GitHub

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About FastMCP

A high-level framework for building MCP servers in TypeScript

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Related context

Beta — feedback welcome: [email protected]