GHSA-533J-2V4Q-MW5H LangChain MongoDB has NoSQL Operator Injection in MongoDBSaver.list() leading to cross-tenant data exposure

Executive Summary A NoSQL injection issue exists in the langgraph-checkpoint-mongodb and langgraph-store-mongodb libraries. MongoDBSaver.list and MongoDBStore.search methods accept a filter parameter that is incorporated into MongoDB queries without sufficient validation. Because MongoDB query...

GHSA-98XF-R82G-9MHX LangGraph has NoSQL parameter injection in MongoDBSaver, allowing cross-tenant state access

Summary A NoSQL injection vulnerability existed in MongoDBSaver where checkpoint identifier fields from config.configurable were used in MongoDB queries without strict type enforcement. In vulnerable versions, attacker-controlled object payloads for example MongoDB operators like $gt and $ne coul...