v4.0.2

punkpeye/fastmcpv4.0.2Jun 6, 2026by github-actions[bot]

AI Summary

Bug fix release addressing critical OAuth security vulnerabilities in the OAuthProxy implementation.

Key Highlights

Fixed OAuthProxy credential leak vulnerability
Fixed redirect_uri validation (CWE-601)

Full Release Notes

## [4.0.2](https://github.com/punkpeye/fastmcp/compare/v4.0.1...v4.0.2) (2026-06-06)


### Bug Fixes

* **auth:** fix OAuthProxy credential leak and redirect_uri validation ([#262](https://github.com/punkpeye/fastmcp/issues/262)) ([43f5f2e](https://github.com/punkpeye/fastmcp/commit/43f5f2e57d62e41d6fe03f4af9662894ad81d3f7))