CVE-2026-64731
Critical
Description
A path handling issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Tahoe 26.6. A malicious app may be able to break out of its sandbox.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Apple Macos
PublishedJul 27, 2026
First seenJul 27, 2026
Weakness typeCWE-22Path traversal
How to fix
Update
- apple macos15.7.8, 26.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple macos | 15.0 ≤ v < 15.7.8, 26.0 ≤ v < 26.6 | 15.7.8, 26.6 |
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