CVE-2026-20637 vulnerability in Apple Products
Published on March 25, 2026
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to cause unexpected system termination.
Products Associated with CVE-2026-20637
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Affected Versions
Apple iOS and iPadOS:- Before 18.7.7 is affected.
- Before 26.3 is affected.
- Before 14.8.5 is affected.
- Before 15.7.5 is affected.
- Before 26.3 is affected.
- Before 26.3 is affected.
- Before 26.3 is affected.
- Before 26.3 is affected.