CVE-2026-77517 MaxKB cross-knowledge IDOR lets a normal user read and modify documents and paragraphs in another knowledge base

MaxKB is an open-source AI assistant for enterprise. From version 2.0.0 through 2.10.2-lts, document and paragraph operate routes authorize only knowledgeid in the request path, then query the target Document by documentid or Paragraph by paragraphid without confirming that the object belongs to...