CVE-2026-51883 | chatchat-space Langchain-Chatchat 0.3.0/0.3.1 knowledge_base_name path traversal

October 1, 2026 Yanac

A vulnerability was found in chatchat-space Langchain-Chatchat 0.3.0/0.3.1. It has been rated as critical. This impacts an unknown function of the component Knowledge Base Creation/Document Upload Interfaces. Performing a manipulation of the argument knowledge_base_name results in path traversal.

This vulnerability is cataloged as CVE-2026-51883. It is possible to initiate the attack remotely. There is no exploit available.VulDB Recent EntriesRead More