CVE-2025-64439 LangGraph Checkpoint affected by RCE in "json" mode of JsonPlusSerializer

LangGraph SQLite Checkpoint is an implementation of LangGraph CheckpointSaver that uses SQLite DB both sync and async, via aiosqlite. In versions 2.1.2 and below, the JsonPlusSerializer used as the default serialization protocol for all checkpointing contains a Remote Code Execution RCE...