WebKit does not properly restrict focus changes, which allows remote attackers to read keystrokes via "cross-domain IFRAME gadgets," a different vulnerability than CVE-2010-1126, CVE-2010-1422, and CVE-2010-2295.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2010-2450
https://bugzilla.mozilla.org/show_bug.cgi?id=552255
http://www.vupen.com/english/advisories/2011/0212
http://secunia.com/advisories/43068
http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html