Apple released broad security updates for its platforms, including iOS, iPadOS, macOS Sequoia 15.4, Safari, tvOS, and visionOS, fixing a total of 213 vulnerabilities. The updates addressed 77 flaws in iOS and iPadOS, 123 in macOS Sequoia, and 13 in Safari, with impact ranging from sandbox escape and privilege escalation to root to arbitrary file deletion, kernel-level code execution, and WebKit memory corruption.
Apple also issued fixes for older supported operating systems, backporting patches for vulnerabilities that had been disclosed and reportedly exploited in recent months, including CVE-2025-24200, CVE-2025-24201, and CVE-2025-24085. The company recommended upgrading devices to at least iOS 15.8.4, 16.7.11, and 18.4; iPadOS 15.8.4, 16.7.11, 17.7.6, and 18.4; and macOS Ventura 13.7.5, Sonoma 14.7.5, and Sequoia 15.4 to reduce exposure.

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2 events from the most recent confirmed update back to the earliest known activity.
Apple published its security advisory for macOS Sequoia 15.4 on its support site. The advisory documents the security content of the release.
Apple released security updates for iOS, iPadOS, macOS, Safari, tvOS, and visionOS, fixing 213 vulnerabilities in total. The updates included 77 flaws in iOS and iPadOS, 123 in macOS Sequoia, and 13 in Safari, and Apple also backported fixes for previously exploited vulnerabilities to older supported versions.
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