Mozilla Firefox before 3.0.15, and 3.5.x before 3.5.4, allows remote attackers to read form history by forging mouse and keyboard events that leverage the auto-fill feature to populate form fields, in an attacker-readable form, with history entries.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6455
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10836
https://bugzilla.mozilla.org/show_bug.cgi?id=511615
http://www.vupen.com/english/advisories/2009/3334
http://www.mozilla.org/security/announce/2009/mfsa2009-52.html
http://www.mandriva.com/security/advisories?name=MDVSA-2009:294
http://sunsolve.sun.com/search/document.do?assetkey=1-26-272909-1