A downgrade issue affecting Intel-based Mac computers was addressed with additional code-signing restrictions. This issue is fixed in macOS Tahoe 26.2, macOS Sequoia 15.7.3. An app may be able to access sensitive user data.
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.1. A standard user may be able to view files made from a disk image belonging to an administrator.
The issue was addressed with improved input validation. This issue is fixed in macOS Tahoe 26.2, macOS Sequoia 15.7.3, macOS Sonoma 14.8.3. An app may be able to cause a denial-of-service.
An access issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Tahoe 26.1. An app may be able to break out of its sandbox.
A logic error was addressed with improved error handling. This issue is fixed in macOS Tahoe 26.1. iCloud Private Relay may not activate when more than one user is logged in at the same time.
This issue was addressed with improved data protection. This issue is fixed in macOS Tahoe 26.2, macOS Sequoia 15.7.3, macOS Sonoma 14.8.3. An app may be able to access sensitive user data.
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Tahoe 26.2, macOS Sequoia 15.7.3, macOS Sonoma 14.8.3. An app may be able to access protected user data.