CVE-2026-20654
Medium
Description
The issue was addressed with improved memory handling. 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 app may be able to cause unexpected system termination.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Apple Ipados
PublishedFeb 11, 2026
First seenFeb 11, 2026
Weakness typeCWE-119Memory buffer bounds error
How to fix
Update
- apple ipados26.3 or later
- apple iphone_os26.3 or later
- apple macos26.3 or later
- apple tvos26.3 or later
- apple visionos26.3 or later
- apple watchos26.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple ipados | v < 26.3 | 26.3 |
| apple iphone_os | v < 26.3 | 26.3 |
| apple macos | v < 26.3 | 26.3 |
| apple tvos | v < 26.3 | 26.3 |
| apple visionos | v < 26.3 | 26.3 |
| apple watchos | v < 26.3 | 26.3 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
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