GHSA-vmwq-8g8c-jm79: OpenChatBI has a Path Traversal Vulnerability in save_report Tool

OpenChatBI has a path traversal vulnerability (a security flaw where attackers can access files outside intended directories) in its save_report tool because it doesn't properly validate the file_format parameter, allowing attackers to use sequences like '/../' to write files to arbitrary locations and potentially execute malicious code.