CVE-2026-20665

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.4 iOS versions prior to 18.7.7 iPadOS versions prior to 18.7.7 macOS Tahoe versions prior to 26.4 tvOS versions prior to 26.4 visionOS versions prior to 26.4 watchOS versions prior to 26.4

Description The issue involves improper state management that could allow maliciously crafted web content to bypass Content Security Policy (CSP) enforcement.

Recommendations Update Safari to version 26.4. Update iOS to version 18.7.7. Update iPadOS to version 18.7.7. Update macOS Tahoe to version 26.4. Update tvOS to version 26.4. Update visionOS to version 26.4. Update watchOS to version 26.4.