CVE-2023-25743

A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.This bug only affects Firefox Focus. Other versions of Firefox are unaffected.. This vulnerability affects Firefox 110 and Firefox ESR 102.8...

Mozilla: Fullscreen notification not shown in Firefox Focus

The Mozilla Foundation Security Advisory describes this flaw as: A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome. This bug only affects Firefox Focus. Other versions of Firefox are unaffected...