Update Now: iOS 26.3 and macOS Tahoe 26.3 Fix Dozens of Security Vulnerabilities
Summary
Apple released iOS 26.3, iPadOS 26.3, and macOS Tahoe 26.3 with fixes for dozens of vulnerabilities, including a zero-day in the dyld dynamic linker that could allow arbitrary code execution. Apple notes the issue may have been exploited in targeted attacks and urges users to update immediately to mitigate risk, along with additional security fixes across Apple platforms.