A vulnerability identified as problematic has been detected in chatchat-space Langchain-Chatchat up to 0.3.1.3 . The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler . Performing a manipulation results in insufficiently random values. This vulnerability is known as CVE-2026-7847 . Access to the local network is required for this attack. Furthermore, an exploit is available. The projec