iCloud Private Relay flaw leaks users' IP addresses

A flaw discovered in Apple's new iCloud Private Relay defeats the feature's raison d'etre by exposing a user's IP address when certain conditions are met. As detailed by researcher and developer Sergey Mostsevenko in a blog post this week, a flaw in Private Relay's handling of WebRTC can "leak" a user's real IP address. A proof on concept is available on the FingerprintJS website.Announced at the Worldwide Developers Conference in June, Private Relay promises to prevent third-party tracking of I...