CVE-2026-51884 | Langchain Chatchat 0.3.1 Document Upload upload_temp_docs path traversal

October 1, 2026 Yanac

A vulnerability classified as critical was found in Langchain Chatchat 0.3.1. Impacted is the function upload_temp_docs of the file /knowledge_base/upload_temp_docs of the component Document Upload. Executing a manipulation can lead to path traversal.

This vulnerability is handled as CVE-2026-51884. The attack can be executed remotely. There is not any exploit available.VulDB Recent EntriesRead More