macOS Tahoe 26.6 Released: 150+ Security Fixes and macOS 27 Prep
Build 25G72 patches more than 150 vulnerabilities, fixes HealthKit and HDR-screenshot bugs, and begins Siri indexing prep for macOS 27 Golden Gate.
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macOS Security Updates
Apple ships security fixes constantly — often patching actively exploited zero-days. This is our running coverage of macOS security bulletins for Tahoe 26, Sequoia, and Sonoma, with plain-English explanations of what each update fixes and how urgently to install it.
macOS Tahoe 26.5.2 Released: 32 Security Fixes, Most in WebKit
Build 25F84 patches 32 vulnerabilities — 23 in WebKit plus several kernel fixes shared with iOS and iPadOS 26.5.2. Since superseded by macOS Tahoe 26.6.
Read MoremacOS Tahoe 26.5 Ships 45+ Security Patches
The 26.5 maintenance update rolls up more than 45 security fixes across the kernel, WebKit, Safari, and system frameworks. No active zero-days were flagged, but installing promptly is recommended.
Read MoreApple Releases Critical Updates for Legacy macOS Versions to Extend Certificate Support
Big Sur 11.7.11 and a Catalina security update extend device activation certificates, keeping iMessage, FaceTime, and activation working on older Macs through January 2027.
Read MoreApple Seeds Third Release Candidates for macOS Sequoia 15.7.4 and Sonoma 14.8.4
Security-maintenance release candidates for Macs that haven't upgraded to Tahoe, with public builds shipping February 11, 2026.
Read MoremacOS Sequoia 15.7.3 and Sonoma 14.8.3 Address Zero-Day Exploits
Security updates addressing 46 vulnerabilities, including two actively exploited WebKit zero-day flaws. Update immediately.
Read MoreApple Releases Critical Security Updates for macOS Tahoe, Sequoia, and Sonoma
A cross-version security release patching kernel and WebKit vulnerabilities across all currently supported macOS lines.
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