The is a new version of Firefox out. Firefox 2.0.07.
2.0.0.7 is a security update to prevent an attacker from executing code via Quick Time Media Link file. MFSA 2007-28
Firefox will automatically download the latest update and prompt you to install. If you prefer the manual approach the Firefox is available download here. Release notes for 2.0.0.7 are availble here.
I’m running 2.0.0.7 now, are you?