Is CVE-2026-96560 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-96560?

CVE-2026-96560 has a CVSS v3 severity of CRITICAL (9.8).

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CVE-2026-96560

Description

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.