- Fixed cookie handling in Test Client for Flask >= 2.3 [1982](https://github.com/miguelgrinberg/flask-socketio/issues/1982) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/70203246bcbc23715350ca5505527b31bf0693c1))
- Correctly handle ConnectionRefusedError in connect handler [1959](https://github.com/miguelgrinberg/flask-socketio/issues/1959) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/64a18263cd3b864a5bb5b25bb5901350b8c1264d))
- More secure nginx configuration examples [1966](https://github.com/miguelgrinberg/flask-socketio/issues/1966) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/9b861ceaa91bbe168376cf5cdac6c2917e448946)) (thanks **Lorenzo Leonardini**!)