http://developer.joomla.org/security/news/271-20080901-core-jrequest-variable-injection.html
http://developer.joomla.org/security/news/272-20080902-core-random-number-generation-flaw.html
http://developer.joomla.org/security/news/273-20080903-core-commailto-spam.html
http://developer.joomla.org/security/news/274-20080904-core-redirect-spam.html

E.

-- 
Emanuele Gentili                      | http://launchpad.net/~emgent
emgent@ubuntu.com                     | Ubuntu Security Developer
emgent@windowmaker.info               | Window Maker Developer
emgent@rapache.org                    | Rapache Developer
emanuele.gentili@community.joomla.org | Joomla! Security Developer

Key fingerprint: F4B7 0793 069A 217E BB9F 8925 E0AC 34C2 2201 1E9A
gpg --keyserver keyserver.ubuntu.com --recv-keys 22011E9A