What's New in Firefox 1.5 Beta 1 (Deer Park)



Firefox 1.5 Beta 1 is a preview of our award-winning Web browser. Firefox 1.5 Beta 1 is available for our early adopter community, Web site and Web application developers, and our Extension developers.

Here's what's new in Firefox 1.5 Beta 1:
Automated update to streamline product upgrades. Notification of an update is more prominent, and updates to Firefox may now be half a megabyte or smaller. Updating extensions has also improved.
Faster browser navigation with improvements to back and forward button performance.
Drag and drop reordering for browser tabs.
Improvements to popup blocking.
Clear Private Data feature provides an easy way to quickly remove personal data through a menu item or keyboard shortcut.
Answers.com is added to the search engine list.
Improvements to product usability including descriptive error pages, redesigned options menu, RSS discovery, and "Safe Mode" experience.
Better accessibility including support for DHTML accessibility and assistive technologies such as the Window-Eyes 5.5 beta screen reader for Microsoft Windows. Screen readers read aloud all available information in applications and documents or show the information on a Braille display, enabling blind and visually impaired users to use equivalent software functionality as their sighted peers.
Report a broken Web site wizard to report Web sites that are not working in Firefox.
Better support for Mac OS X (10.2 and greater) including profile migration from Safari and Mac Internet Explorer.
New support for Web Standards including SVG, CSS 2 and CSS 3, and JavaScript 1.6.
Many security enhancements.
List of notable bug fixes since Deer Park Alpha 2

Security Alert, September 15, 2005

Critical Bug in Firefox, Mozilla, and Netscape Browsers
   Tom Ferris reported a buffer overflow vulnerability in Firefox Web
browsers. The vulnerability exists because of faulty URL processing and
could lead to the execution of remote code. The problem has been
reported to affect Firefox 1.0.6 and Firefox 1.5 Beta, as well as
Netscape 8.0.3.3 and Mozilla 1.7.11 because they share Firefox's code
base. Previous versions of these browsers might also be affected.
   A simple workaround prevents the browser vulnerability from being
exploited. Mozilla Foundation released a self-installing patch (in an
XPI file) that contains a workaround that disables International Domain
Name (IDN) processing. The workaround changes a configuration
parameter, network.enableIDN, to false. Alternatively, you can enter