CVE-2026-20660
High
Description
A path handling issue was addressed with improved logic. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. A remote user may be able to write arbitrary files.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Apple Safari
PublishedFeb 11, 2026
First seenFeb 11, 2026
Weakness typeCWE-22Path traversal
How to fix
Update
- apple safari26.3 or later
- apple ipados18.7.5, 26.3 or later
- apple iphone_os18.7.5, 26.3 or later
- apple macos14.8.4, 26.3 or later
- apple visionos26.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple safari | v < 26.3 | 26.3 |
| apple ipados | v < 18.7.5, 26.0 ≤ v < 26.3 | 18.7.5, 26.3 |
| apple iphone_os | v < 18.7.5, 26.0 ≤ v < 26.3 | 18.7.5, 26.3 |
| apple macos | v < 14.8.4, 26.0 ≤ v < 26.3 | 14.8.4, 26.3 |
| apple visionos | v < 26.3 | 26.3 |
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