India, March 18 -- The majority of individuals typically overlook security updates. Alternatively, they also do not know that one of the most critical updates has been rolled out by Apple with CVE-2026-20643 (a WebKit flaw of the Navigation API that would permit malicious web content to circumvent the same origin policy, one of the key security protections of the web). Therefore, the patch will contain advanced input validation as well as be available as part of the releases for iOS 26.3.1, iPadOS 26.3.1, and macOS 26.3.1 and 26.3.2.

That makes the bug important. The way Apple fixed it may matter even more.

The Same-Origin Policy, or SOP, is all about keeping different websites from casually peeking at each other's data. It is a browser...