The Dart package jose has a big vulnerability:
GHSA-vm9r-h74p-hg97
The stream_chat package uses an affected version of jose:

A quick look through the Stream source shows that it's being used in the token.dart file.

The fix should be relatively easy: just bumping the jose package version up to 0.3.5+1 or higher, per the GitHub advisory listed above.
For what it's worth, every time you run flutter pub get, it now outputs this warning, because of this vulnerability:

The Dart package
josehas a big vulnerability:GHSA-vm9r-h74p-hg97
The

stream_chatpackage uses an affected version ofjose:A quick look through the Stream source shows that it's being used in the

token.dartfile.The fix should be relatively easy: just bumping the
josepackage version up to 0.3.5+1 or higher, per the GitHub advisory listed above.For what it's worth, every time you run

flutter pub get, it now outputs this warning, because of this vulnerability: