403 access forbidden for www.youtube.com

[sidmangroliya1998]

Problem Description

After proxy setup on ubuntu 22.04, I just tried to access YouTube through proxy but I received below 403 error

command : mitmweb --web-port 8123 --no-web-open-browser
[11:22:13.187] HTTP(S) proxy listening at *:8080.
[11:22:13.190] Web server listening at http://127.0.0.1:8123/
[11:23:19.607] 403 GET /iframe_api?__host=www.youtube.com&__headers=%5B%5D (127.0.0.1) 0.97ms
[15:31:48.147] 403 GET /iframe_api?__host=www.youtube.com&__headers=%5B%5D (127.0.0.1) 12.11ms

Steps to reproduce the behaviour:

1. install mitmproxy in ubuntu 22.04
2. start proxy.
3. access www.youtube.com

System Information

mitmproxy --version
Mitmproxy: 10.3.0
Python: 3.10.12
OpenSSL: OpenSSL 3.2.1 30 Jan 2024
Platform: Linux-5.15.133.1-microsoft-standard-WSL2-x86_64-with-glibc2.35