--- title: Apple rolls out first ‘background security’ update for... description: Apple has deployed its first-ever 'background security improvement' update to patch a WebKit vulnerability in Safari on iPhones, iPads, and Macs. The bug,... canonical: https://daily.dev/posts/apple-rolls-out-first-background-security-update-for-iphones-ipads-and-macs-to-fix-safari-bug-7hwijfp6w twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Apple rolls out first ‘background security’ update for iPhones, iPads, and Macs to fix Safari bug | daily.dev og:description: Apple has deployed its first-ever 'background security improvement' update to patch a WebKit vulnerability in Safari on iPhones, iPads, and Macs. The bug,... og:url: https://daily.dev/posts/apple-rolls-out-first-background-security-update-for-iphones-ipads-and-macs-to-fix-safari-bug-7hwijfp6w og:image: https://api.daily.dev/og/posts/7hwijFp6W.png og:image:alt: Apple rolls out first ‘background security’ update for iPhones, iPads, and Macs to fix Safari bug og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Apple rolls out first ‘background security’ update for iPhones, iPads, and Macs to fix Safari bug **[TechCrunch](https://daily.dev/sources/tc)** · 2 min read · 0 upvotes · 0 comments ## Summary Apple has deployed its first-ever 'background security improvement' update to patch a WebKit vulnerability in Safari on iPhones, iPads, and Macs. The bug, discovered by a security researcher, could allow a malicious website to access data from another website in the same browser session. These lightweight updates, available on devices running iOS, iPadOS, and macOS version 26.1 and higher, are designed to deliver critical security fixes between major software releases and require only a quick device restart rather than a full reboot. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Apple Speeds iPhone Security Patches to Counter AI-Driven Hacking Threats](https://daily.dev/posts/apple-speeds-iphone-security-patches-to-counter-ai-driven-hacking-threats-swfx2p7ck) · Security Boulevard · 0 upvotes · 0 comments - [Still running iOS 26? Update your iPhones, iPads and Macs for this urgent security fix](https://daily.dev/posts/still-running-ios-26-update-your-iphones-ipads-and-macs-for-this-urgent-security-fix-wpywmxzvz) · TechCrunch · 0 upvotes · 0 comments --- Tags: [#cyber](https://daily.dev/tags/cyber), [#apple](https://daily.dev/tags/apple), [#ios](https://daily.dev/tags/ios), [#safari](https://daily.dev/tags/safari) [View this post on daily.dev](https://daily.dev/posts/apple-rolls-out-first-background-security-update-for-iphones-ipads-and-macs-to-fix-safari-bug-7hwijfp6w) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Apple rolls out first ‘background security’ update for iPhones, iPads, and Macs to fix Safari bug","url":"https://daily.dev/posts/apple-rolls-out-first-background-security-update-for-iphones-ipads-and-macs-to-fix-safari-bug-7hwijfp6w","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/apple-rolls-out-first-background-security-update-for-iphones-ipads-and-macs-to-fix-safari-bug-7hwijfp6w"},"datePublished":"2026-03-17T20:14:24.703Z","dateModified":"2026-03-17T20:15:54.795Z","description":"Apple has deployed its first-ever 'background security improvement' update to patch a WebKit vulnerability in Safari on iPhones, iPads, and Macs. 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