APPLE-126604: About the security content of Background Security Improvements for iOS 26.3.1, iPadOS 26.3.1, macOS 26.3.1, and macOS 26.3.2
Published Mar 17, 2026
·Updated
Affected Software
1 affected component
Apple About Background Security Improvements
Event History
Mar 17, 2026
Advisory Published
via Apple·08:52 PM
Data Sourced
via Apple·08:52 PM
Affected Software
Frequently Asked Questions
1
What is the severity of APPLE-126604?
APPLE-126604 has been classified with a risk score of 32, indicating a medium severity level.
2
What vulnerabilities does APPLE-126604 address?
APPLE-126604 addresses background security improvements relevant to iOS 26.3.1, iPadOS 26.3.1, macOS 26.3.1, and macOS 26.3.2.
3
How do I fix APPLE-126604?
To fix APPLE-126604, ensure your devices are updated to iOS 26.3.1, iPadOS 26.3.1, macOS 26.3.1, or macOS 26.3.2.
4
Who is affected by APPLE-126604?
APPLE-126604 affects users running iOS 26.3.1, iPadOS 26.3.1, macOS 26.3.1, and macOS 26.3.2.
5
Is there a workaround for APPLE-126604?
No specific workarounds are recommended for APPLE-126604; updating to the latest software version is the best course of action.