There is 1 open security issue in bullseye.
1 issue left for the package maintainer to handle:
An issue was discovered in USBGuard before 1.1.0. On systems with the usbguard-dbus daemon running, an unprivileged user could make USBGuard allow all USB devices to be connected in the future.
You can find information about how to handle this issue in the security team's documentation.