Again another Critical Security Upgrade for WordPress, came in a very inconvenient time, however it is important to upgrade ASAP. The WP Upgrade mechanism did come a long way and it it very fast end efficient these days. Therefore please take your time and do your upgrades NOW.
While at it, I wish you all great time during the holidays, and a Happy New Year!
Version 3.0.4 of WordPress, available immediately through the update page in your dashboard or for download here, is a very important update to apply to your sites as soon as possible because it fixes a core security bug in our HTML sanitation library, called KSES. I would rate this release as “critical.”…
Matt Mullenweg (founder of WordPress)