CVE-2026-20647
Medium
Description
This issue was addressed with improved data protection. This issue is fixed in macOS Tahoe 26.3. An app may be able to access sensitive user data.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Apple Macos
PublishedFeb 11, 2026
First seenFeb 11, 2026
Weakness typeCWE-200Sensitive information exposure
How to fix
Update
- apple macos26.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple macos | v < 26.3 | 26.3 |
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.