MONAI: Unsafe deserialization in NumpyReader allows arbitrary code execution via malicious .npy files

Summary The NumpyReader class in monai/data/imagereader.py unconditionally uses np.loadname, allowpickle=True line 1276, enabling arbitrary code execution when loading a crafted .npy or .npz file. This affects all MONAI versions up to and including the latest commit 5b71547. The allowpickle...