QB 4.5.2 has been released, please complete the upgrade as soon as possible for 4.5.0/4.5.1
QB 4.5.0/4.5.1 Win版本存在重大安全问题。
请尽快升级
v4.5.2 changelog:

BUGFIX: Don't unexpectedly activate queued torrents when prefetching metadata for added magnets (glassez)
BUGFIX: Update the cached torrent state once recheck is started (glassez)
BUGFIX: Be more likely to allow the system to use power saving modes (glassez)
WEBUI: Migrate away from unsafe function (Chocobo1)
WEBUI: Blacklist bad ciphers for TLS in the server (sledgehammer999)
WEBUI: Allow only TLS 1.2+ in the server (sledgehammer999)
WEBUI: Allow to set read-only directory as torrent location (glassez)
WEBUI: Reject requests that contain backslash in path (glassez)
RSS: Prevent RSS folder from being moved into itself (glassez)
WINDOWS: NSIS: Update Turkish, Uzbek translation (Burak Yavuz, shitcod3r)