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Security Vulnerability Fixes
Number of security issues addressed in recent Apple OS updates.
Primary Sources
iOS 26.5 has fixes for 50+ security issues on iPhone, details here
Apple released iOS 26.5, iPadOS 26.5, macOS 26.5, watchOS 26.5, and more today. In addition to new features, the updates also include security fixes, including for over 50 vulnerabilities in iOS 26.5 alone. Here are the details. Apple publishes security release notes for iOS 26.5 and more Here are the full security notes for Apple’s new 26.5 updates: iOS 26.5 and iPadOS 26.5 macOS Tahoe 26.5 watchOS 26.5 tvOS 26.5 visionOS 26.5 The iOS 26.5 notes alone mention 50+ security vulnerabilities that have been fixed in the new update. So if the latest iPhone features don’t excite you, it’s still worth updating your device for all of the security fixes. Beyond its 26.5 lineup, Apple also released a variety of new software updates for older OS versions. You’ll find security notes for those releases below: iOS 18.7.9 and iPadOS 18.7.9 iPadOS 17.7.11 iOS 16.7.16 and iPadOS 16.7.16 iOS 15.8.8 and iPadOS 15.8.8 macOS Sequoia 15.7.7 macOS Sonoma 14.8.7 With the exception of iOS 18.7.9, the other older iOS and iPadOS releases all include just one security improvement. It’s the notification fix that first shipped in iOS 26.4.2 last month, it ensures that deleted notifications can’t be recovered. For all of the latest security fixes in Apple’s software, see the company’s dedicated hub here. Best iPhone accessories AirPods Pro 3 (limited-time $199 price, down from $249) MagSafe Car Mount for iPhone 10-year AirTag battery case 2-pack 100W USB-C fast charging power adapter Apple’s new AirTag 2 (1-pack / 4-pack) FTC: We use income earning auto affiliate links. More.
About the security content of iOS 26.5 and iPadOS 26.5
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security releases page. Apple security documents reference vulnerabilities by CVE-ID when possible. For more information about security, see the Apple Product Security page. Released May 11, 2026 Available for: iPhone 11 and later, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 8th generation and later, and iPad mini 5th generation and later Impact: An app may be able to cause a denial-of-service Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2026-28991: Seiji Sakurai (@HeapSmasher) Available for: iPhone 11 and later, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 8th generation and later, and iPad mini 5th generation and later Impact: An app may be able to bypass certain Privacy preferences Description: A permissions issue was addressed with additional restrictions. CVE-2026-28988: Asaf Cohen Available for: iPhone 11 and later, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 8th generation and later, and iPad mini 5th generation and later Impact: An app may be able to cause unexpected system termination Description: A buffer overflow was addressed with improved bounds checking. CVE-2026-28959: Dave G. Available for: iPhone 11 and later, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 8th generation and later, and iPad mini 5th generation and later Impact: A malicious app may be able to break out of its sandbox Description: A logic issue was addressed with improved restrictions. CVE-2026-28995: Vamshi Paili, Tony Gorez (@tonygo_) for Reverse Society Available for: iPhone 11 and later, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 8th generation and later, and iPad mini 5th generation and later Impact: Processing a maliciously crafted image may lead to a denial-of-service Description: This is a vulnerability in open source code and Apple Software is among the affected projects. The CVE-ID was assigned...
Apple's iOS 26.5 Update is Imminent — Is Your iPhone Ready?
Security Updates: Strengthened Protection Security remains a top priority in iOS 26.5, with Apple introducing critical patches to address emerging threats and vulnerabilities. Key improvements ...
iOS, macOS, and iPadOS 26.5 updates arrive with encrypted RCS messaging ...
Apple has released version 26.5 of all of its operating systems today: iOS 26.5, iPadOS 26.5, macOS 26.5, watchOS 26.5, tvOS 26.5, visionOS 26.5, and version 26.5 of the HomePod software (whew ...
