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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-20700

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. A

Description

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An attacker with memory write capability may be able to execute arbitrary code. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 and CVE-2025-43529 were also issued in response to this report.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Apple iOS and iPadOS

  • 0 to < 26.3affected

Apple macOS

  • 0 to < 26.3affected

Apple tvOS

  • 0 to < 26.3affected

Apple visionOS

  • 0 to < 26.3affected

Apple watchOS

  • 0 to < 26.3affected

References