firefox is vulnerable to browser window spoofing. An attacker may exploit the vulnerability by using the fullscreen mode of the browser to trick the user into thinking it is a normal windows application.
access.redhat.com/errata/RHSA-2022:0126
access.redhat.com/security/updates/classification/#important
bugzilla.mozilla.org/show_bug.cgi?id=1740389
bugzilla.redhat.com/show_bug.cgi?id=2039564
www.mozilla.org/security/advisories/mfsa2022-01/
www.mozilla.org/security/advisories/mfsa2022-02/
www.mozilla.org/security/advisories/mfsa2022-03/