Apple released iOS 15.3 and iPadOS 15.3. This update contains several bug fixes and security patches, including a fix for a bug in the Safari 15 web browser. This allowed websites to track user activity on the Internet.

Apple writes in its patch notes that iOS and iPadOS 15.3 include “bug fixes and security updates.” On its website, the company reports The update fixes four different vulnerabilities in the WebKit browser engine, among other things. This includes the aforementioned bug in Safari 15. This bug included a vulnerability in the WebKit implementation of the IndexedDB API, which allowed any website to track a user’s Internet activity and obtain a unique Google user ID. WebKit is used by Safari and all other web browsers available on iOS.

Moreover, several vulnerabilities have been fixed in ColorSync, iCloud, IOMobileFrameBuffer, and iOS kernel. It doesn’t look like the update will have any new features. Brought last month Apple iOS 15.2 off, which, among other things, added an app privacy report and an outdated digital feature to the mobile operating system. Later Follows iOS 15.2.1, which corrected a security vulnerability in HomeKit. Users can install iOS 15.3 and iPadOS 15.3 through Settings, under General and Software Update.