In Brief Posted: 1:10 PM PDT · March 17, 2026 Image Credits: Bryce Durbin / TechCrunch Apple has published its first “background security improvement” update to patch a security bug in its Safari web browser on iPhones, iPads, and Macs. According to a new security advisory posted Tuesday, Apple said a security researcher discovered a bug in WebKit, the browser engine that powers Safari and other apps. The bug, if exploited, could allow a malicious website to potentially access data from another website in the same browser session. Apple explains that background security improvements are “lightweight” software updates that contain important fixes for security vulnerabilities, which the company pushes to customers’ devices in between larger software updates. These updates, which debuted with iPhones, iPads, and Macs running the latest version of iOS, iPadOS, and macOS (ver.…