medium6.2
CVE-2026-20699
A downgrade issue affecting Intel-based Mac computers was addressed with additional code-signing restrictions.
Impact
A downgrade issue affecting Intel-based Mac computers was addressed with additional code-signing restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3, macOS Tahoe 26.4. An app may be able to access user-sensitive data.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Macos | from 14.0 before 14.8.5 from 15.0 before 15.7.5 from 26.0 before 26.3 |