CVE-2006-4570
Mozilla Thunderbird before 1.5.0.7 and SeaMonkey before 1.0.5, with "Load Images" enabled, allows remote user-assisted attackers to bypass settings that disable JavaScript via a remote XBL file in a message that is loaded when the user views, forwards, or replies to the original message.
Date published : 2006-09-15
http://www.securityfocus.com/bid/20042
http://www.mozilla.org/security/announce/2006/mfsa2006-63.html