waitress behind a proxy that does not properly validate the incoming HTTP request matches the RFC7230 is vulnerable to request smuggling due to a disagreement between waitress and the proxy on where one request starts and where it ends.
waitress behind a proxy that does not properly validate the incoming HTTP request matches the RFC7230 is vulnerable to request smuggling due to a disagreement between waitress and the proxy on where one request starts and where it ends.
https://github.com/Pylons/waitress/commit/9e0b8c801e4d505c2ffc91b891af4ba48af715e0 https://github.com/Pylons/waitress/security/advisories/GHSA-4f7p-27jc-3c36 https://github.com/Pylons/waitress/releases/tag/v2.1.1