Apple has released two new small updates for iOS and WatchOS devices. The company recommends that users download iOS 14.4.2 and WatchOS 7.3.3 as soon as possible. Likes IOS 14.4.1 and MacOS 11.2.3 Before them, they fix a security bug.
In this Support Marked by page McAumersApple says the vulnerability allowed malicious websites to run cross-site scripting. This is an exploit that lets someone get information from other web pages that are open on your device. Apple notes that there is at least one report that someone in the wild has taken advantage of the vulnerability. As always, you can manually start downloading an update on your iPhone by tapping “General” in the settings menu, and then “Software Update”.