CVE-2026-28896

HIGH 7.7

CVSS Score

7.7

EPSS Score

0.1%

EPSS Percentile

3th

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An attacker may be able to cause unexpected system termination or read kernel memory.

Vendor	apple
Product	ios and ipados
Ecosystems	iOS macOS
Industries	Technology
Published	Jul 27, 2026
Last Updated	Aug 21, 2026

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Affected Versions

Apple / iOS and iPadOS

0 < 26.4

Apple / macOS

0 < 14.8.8 0 < 15.7.8 0 < 26.4

Apple / tvOS

0 < 26.4

Apple / visionOS

0 < 26.4

Apple / watchOS

0 < 26.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

support.apple.com: https://support.apple.com/en-us/126792 support.apple.com: https://support.apple.com/en-us/126794 support.apple.com: https://support.apple.com/en-us/126797 support.apple.com: https://support.apple.com/en-us/126798 support.apple.com: https://support.apple.com/en-us/126799 support.apple.com: https://support.apple.com/en-us/128071 support.apple.com: https://support.apple.com/en-us/128072