CVE-2026-59098 — LobeChat 2.2.9 - Cross-User Document Disclosure via Unscoped RAG Semantic Search
LobeChat through 2.2.9 contains a broken access control vulnerability in the retrieval-augmented-generation semantic search functionality that allows authenticated attackers to …
Published: 2026-07-02 · CVSS: 7.1 · CVSS 4.0
LobeChat through 2.2.9 contains a broken access control vulnerability in the retrieval-augmented-generation semantic search functionality that allows authenticated attackers to access other users' data by exploiting missing user-identifier predicates in the chunk model semanticSearch method. Attackers can supply arbitrary victim file or knowledge-base identifiers through the chunk retrieval and chat knowledge-base paths to retrieve text content, file names, and metadata belonging to other users.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7