CVE-2026-96560 [CRITICAL] – LightLLM through 1.2.0 contains a remote code execution vulnerability in the KV-transfer w

LightLLM through 1.2.0 contains a remote code execution vulnerability in the KV-transfer worker when started with –pd_trans_mode nccl, which exposes an unauthenticated RPyC control channel that deserializes attacker-supplied data. Attackers can send malicious pickled objects to the exposed RPyC ThreadedServer to execute arbitrary code with the privileges of the LightLLM service account.