The WYSIWYG rendering engine ("rich mail" editor) in Mozilla Thunderbird 1.0.7 and earlier allows user-assisted attackers to bypass javascript security settings and obtain sensitive information or cause a crash via an e-mail containing a javascript URI in the SRC attribute of an IFRAME tag, which is executed when the user edits the e-mail.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2024
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10782
https://exchange.xforce.ibmcloud.com/vulnerabilities/25983
http://www.vupen.com/english/advisories/2006/3749
http://www.securityfocus.com/archive/1/446657/100/200/threaded
http://www.securityfocus.com/archive/1/438730/100/0/threaded
http://www.securityfocus.com/archive/1/436296/100/0/threaded
http://www.securityfocus.com/archive/1/425786/100/0/threaded
http://www.redhat.com/support/errata/RHSA-2006-0330.html
http://www.redhat.com/support/errata/RHSA-2006-0329.html
http://www.novell.com/linux/security/advisories/2006_04_25.html
http://www.mozilla.org/security/announce/2006/mfsa2006-21.html
http://www.mandriva.com/security/advisories?name=MDKSA-2006:078
http://www.mandriva.com/security/advisories?name=MDKSA-2006:076
http://www.mandriva.com/security/advisories?name=MDKSA-2006:052
http://www.gentoo.org/security/en/glsa/glsa-200605-09.xml
http://www.gentoo.org/security/en/glsa/glsa-200604-18.xml
http://www.debian.org/security/2006/dsa-1051
http://www.debian.org/security/2006/dsa-1046
http://support.avaya.com/elmodocs2/security/ASA-2006-205.htm
http://sunsolve.sun.com/search/document.do?assetkey=1-26-228526-1
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102550-1
http://secunia.com/advisories/22065
http://secunia.com/advisories/21622
http://secunia.com/advisories/21033
http://secunia.com/advisories/20051
http://secunia.com/advisories/19950
http://secunia.com/advisories/19941
http://secunia.com/advisories/19902
http://secunia.com/advisories/19863
http://secunia.com/advisories/19823
http://secunia.com/advisories/19821
http://secunia.com/advisories/19811
http://secunia.com/advisories/19721
http://lists.suse.com/archive/suse-security-announce/2006-Apr/0003.html