CVE-2026-26220 LightLLM <= 1.1.0 PD Mode Unsafe Deserialization RCE

LightLLM version 1.1.0 and prior contain an unauthenticated remote code execution vulnerability in PD prefill-decode disaggregation mode. The PD master node exposes WebSocket endpoints that receive binary frames and pass the data directly to pickle.loads without authentication or validation. A...