Xcode 26.4 — APPLE-SA-126801

Summary

Xcode 26.4 macOS Tahoe 26.2 and later 24 Mar 2026 Background Security Improvements for iOS, iPadOS, and macOS iOS 26.3.1, iPadOS 26.3.1, macOS 26.3.1, macOS 26.3.2 17 Mar 2026 iOS 16.7.15 and iPadOS 16.7.15 iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation 11 Mar 2026 iOS 15.8.7 and iPadOS 15.8.7 <p class="gb-p

Product

Xcode 26.4

What to do

General, cautious steps (verify details in the official source):

• Review exposure and plan remediation based on risk and environment.
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source

Related advisories