WebUI in qBittorrent before 3.3.11 did not set the X-Frame-Options header, which could potentially lead to clickjacking.
{ "binaries": [ { "binary_version": "3.3.1-1", "binary_name": "qbittorrent" }, { "binary_version": "3.3.1-1", "binary_name": "qbittorrent-nox" } ] }