It was related to multiples issues reported on our gitlab that with the old widget:
https://gitlab.kitware.com/vtk/vtk/issues/17154
https://gitlab.kitware.com/vtk/vtk/issues/17138
https://gitlab.kitware.com/vtk/vtk/merge_requests/3973
We however add some issues on the ParaView side with the new implementation, especially on MacOS, which were more problematic than a few artifacts.
@utkarshayachit may know more.