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v0.70.1

fatedier/frpv0.70.1Jul 23, 2026by fatedier

AI Summary

This release focuses on bug fixes, specifically addressing control-session replacement leaks during reconnections, SSH gateway stability, and HTTP/2 support adjustments.

Key Highlights

  • HTTP vhost servers now reject HTTP/1.1 Upgrade: h2c requests.
  • Fixed control-session replacement leaks during reconnections via multiplexed connections.
  • Resolved SSH tunnel gateway panic caused by malformed exec requests.

Breaking Changes

  • HTTP vhost servers no longer support HTTP/1.1 Upgrade: h2c requests.

Full Release Notes

## Fixes

* HTTP vhost servers no longer support HTTP/1.1 `Upgrade: h2c` requests. Cleartext HTTP/2 prior-knowledge remains supported.
* Fixed control-session replacement leaks when frpc reconnects through a half-open TCP multiplexed connection.
* Fixed an SSH tunnel gateway panic when handling malformed exec requests.