8.8
High
CVE-2026-20667 A logic issue was addressed with improved checks
Description
A logic issue was addressed with improved checks. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, watchOS 26.3. An app may be able to break out of its sandbox.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| macOS 26.3 | earliest → < 26.3 | 26.3 |
| macOS 15.7 | earliest → < 15.7.4 | 15.7.4 |
| macOS 14.8 | earliest → < 14.8.4 | 14.8.4 |
| watchOS 26.3 | earliest → < 26.3 | 26.3 |
| iOS and iPadOS 26.3 | earliest → < 26.3 | 26.3 |
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