CVE-2026-20643

MEDIUM5.4

A cross-origin issue in the Navigation API was addressed with improved input validation

Published Mar 17, 2026

Modified 2 weeks ago

Details

A cross-origin issue in the Navigation API was addressed with improved input validation. This issue is fixed in Background Security Improvements for iOS, iPadOS, and macOS, Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may bypass Same Origin Policy.

References

WEB

http://seclists.org/fulldisclosure/2026/Mar/10

WEB

https://support.apple.com/en-us/126604

WEB

https://support.apple.com/en-us/126792

WEB

https://support.apple.com/en-us/126793

WEB

https://support.apple.com/en-us/126794

WEB