CVE-2026-86907

Name of the Vulnerable Software and Affected Versions macOS Sequoia versions prior to 15.8 macOS Tahoe versions prior to 26.7

Description An authorization issue exists where an application with administrative privileges may be able to modify the System Keychain due to insufficient entitlement checks. Entitlement checks are security mechanisms used to verify that an app has the necessary permissions to access specific system resources.

Recommendations Update macOS Sequoia to version 15.8. Update macOS Tahoe to version 26.7.