CVE-2026-43728
High
Description
This issue was addressed through improved state management. This issue is fixed in macOS Tahoe 26.6. An attacker may be able to modify the state of the Keychain.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Apple Macos
PublishedJul 27, 2026
First seenJul 27, 2026
Weakness typeCWE-362Race condition
How to fix
Update
- apple macos26.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple macos | 26.0 ≤ v < 26.6 | 26.6 |
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