LangChain LangGraph path traversal vulnerability

Versions 1.2.3 through 1.2.14 of LangChain LangGraph and versions 0.4.0 through 0.4.6 of langgraph-sdk contain a path traversal vulnerability. This vulnerability arises because the gettree and fetchstate helper functions for synchronous and asynchronous v3 streams fail to escape the quotepathpara...