CVE-2026-64718
Medium
Description
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6, Safari 27, iOS 26.6 and iPadOS 26.6, iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, visionOS 27, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Apple Safari
PublishedJul 27, 2026
First seenJul 27, 2026
Weakness typeCWE-416Use after free
How to fix
Update
- apple safari26.6 or later
- apple ipados26.6 or later
- apple iphone_os26.6 or later
- apple macos26.6 or later
- apple tvos26.6 or later
- apple visionos26.6 or later
- apple watchos26.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple safari | v < 26.6 | 26.6 |
| apple ipados | v < 26.6 | 26.6 |
| apple iphone_os | v < 26.6 | 26.6 |
| apple macos | 26.0 ≤ v < 26.6 | 26.6 |
| apple tvos | v < 26.6 | 26.6 |
| apple visionos | v < 26.6 | 26.6 |
| apple watchos | v < 26.6 | 26.6 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.