There is 1 open security issue in buster.
1 issue left for the package maintainer to handle:
Audacity through 2.3.3 saves temporary files to /var/tmp/audacity-$USER by default. After Audacity creates the temporary directory, it sets its permissions to 755. Any user on the system can read and play the temporary audio .au files located there.
You can find information about how to handle this issue in the security team's documentation.