If I connect to my corporate VPN, all network connections from Brave that need to be routed through the proxy timeout. Access to intranet based servers works fine however.
This problem has already been reported here for version 0.20.xx, but is still not fixed in 0.21.24
Brave: 0.21.24
V8: 6.5.254.36
rev: 19c78a1624118e344852c4c0f44c0d45be841b5f
Muon: 4.9.3
OS Release: 17.4.0
Update Channel: Release
OS Architecture: x64
OS Platform: macOS
Node.js: 7.9.0
Brave Sync: v1.4.2
libchromiumcontent: 65.0.3325.162