CVE-2025-43430
Medium
Description
This issue was addressed through improved state management. This issue is fixed in Safari 26.1, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. Processing maliciously crafted web content may lead to an unexpected process crash.
SeverityMedium
CVSS4.3
Exploit probability—
Product
Apple Safari
PublishedNov 4, 2025
First seenNov 4, 2025
Weakness typeCWE-20Improper input validationCWE-703CWE-703
How to fix
Update
- apple safari26.1 or later
- apple ipados26.1 or later
- apple iphone_os26.1 or later
- apple tvos26.1 or later
- apple visionos26.1 or later
- apple watchos26.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple safari | v < 26.1 | 26.1 |
| apple ipados | v < 26.1 | 26.1 |
| apple iphone_os | v < 26.1 | 26.1 |
| apple tvos | v < 26.1 | 26.1 |
| apple visionos | v < 26.1 | 26.1 |
| apple watchos | v < 26.1 | 26.1 |
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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