Mozilla Firefox before 3.0.9, Thunderbird, and SeaMonkey do not properly implement the Same Origin Policy for (1) XMLHttpRequest, involving a mismatch for a document’s principal, and (2) XPCNativeWrapper.toString, involving an incorrect proto scope, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly other attacks via a crafted document.
lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
rhn.redhat.com/errata/RHSA-2009-0437.html
secunia.com/advisories/34758
secunia.com/advisories/34780
secunia.com/advisories/34843
secunia.com/advisories/34844
secunia.com/advisories/34894
secunia.com/advisories/35042
secunia.com/advisories/35065
secunia.com/advisories/35536
sunsolve.sun.com/search/document.do?assetkey=1-66-264308-1
www.debian.org/security/2009/dsa-1797
www.mandriva.com/security/advisories?name=MDVSA-2009:111
www.mandriva.com/security/advisories?name=MDVSA-2009:141
www.mozilla.org/security/announce/2009/mfsa2009-19.html
www.redhat.com/support/errata/RHSA-2009-0436.html
www.redhat.com/support/errata/RHSA-2009-1125.html
www.redhat.com/support/errata/RHSA-2009-1126.html
www.securityfocus.com/bid/34656
www.securitytracker.com/id?1022094
www.ubuntu.com/usn/usn-782-1
www.vupen.com/english/advisories/2009/1125
bugzilla.mozilla.org/show_bug.cgi?id=478433
bugzilla.mozilla.org/show_bug.cgi?id=482206
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5265
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5591
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6139
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6831
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9494
usn.ubuntu.com/764-1/
www.redhat.com/archives/fedora-package-announce/2009-April/msg00683.html