LangChain AI langgraphjs

• CVE-2026-48121 Medium 6.7 @langchain/langgraph-checkpoint-mongodb: NoSQL parameter injection in MongoDBSaver allows cross-tenant state access 0.4%
• CVE-2026-27022 Medium 6.5 RediSearch Query Injection in @langchain/langgraph-checkpoint-redis 4.0%