In RPyC before 6.0.0, when a server exposes a method that calls the attribute named array for a client-provided netref (e.g., np.array(client_netref)), a remote attacker can craft a class that results in remote code execution.
"https://github.com/pypa/advisory-database/blob/main/vulns/rpyc/PYSEC-2024-44.yaml"