LangGraph: Namespace labels containing `.` reach other namespaces in Postgres and SQLite stores

影響: pip:langgraph-checkpoint-postgres < 3.1.3 → 3.1.3, pip:langgraph-checkpoint-sqlite < 3.1.2 → 3.1.2

The Postgres and SQLite stores save a namespace as its labels joined with ., so ("tenant", "bob") and ("tenant.bob",) map to the same stored namespace. put rejected labels containing ., but get, search, delete, list_namespaces, their async versions, and ops passed directly to batch/abatch did not. A caller that could pass such a label could read, overwrite or delete items in another namespace. Details BaseStore checked namespace labels only in put/aput. The other methods passed the namespace on…

在 GitHub Advisory Database 阅读

2026/10/24 07:06，GitHub Advisory Database 发布了“LangGraph: Namespace labels containing `.` reach other namespaces in Postgres and SQLite stores”（类型：漏洞公告）。严重程度为“中危”（medium）。相关技术：Python、PostgreSQL、SQLite。CVE：CVE-2026-115883。