http://www.techradar.com/news/major-flaw-in-macos-high-sierra-puts-your-passwords-at-risk >Apple has launched the latest version of macOS, High Sierra, with an unpatched zero-day vulnerability in place, a worrying state of affairs even though the flaw is one which theoretically won’t affect the majority of users (at least those who take heed of Gatekeeper’s warnings). >The exploit was discovered by Patrick Wardle, chief security researcher at ‎Synack, and also affects earlier versions of macOS (and OS X for that matter).