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.
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 MoreBig 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 MoreSecurity-maintenance release candidates for Macs that haven't upgraded to Tahoe, with public builds shipping February 11, 2026.
Read MoreSecurity updates addressing 46 vulnerabilities, including two actively exploited WebKit zero-day flaws. Update immediately.
Read MoreA cross-version security release patching kernel and WebKit vulnerabilities across all currently supported macOS lines.
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