WordPress 2.1.1 and 2.0.9 were released yesterday. Bugfixes for 2.1.1, 30 in total and secuity fixes for 2.0.9. The fixes in 2.1.1 are centered around encoding, XML-RPC, object cache and th eHTML code itself wherelse in 2.0.9 the fixes were to prevent XSS which is commonly known as cross-site scripting.

Download WordPress 2.1.1 from wordPress and WordPress 2.0.9 from the release archive section.

Installation guide.
Upgrade guide.
** The Danesh Project has been upagraded and currently running WordPress 2.1.1 **

Original post on WordPress.org