No public details this time.
* Update 15.02.2012 *
* 18:00 *
After few hours of this post I saw new (3.4.10) release of phpMyAdmin...
You must check it out and update at www.phpMyAdmin.net !
* 19:44 *Security Team was informed. :)
* Weekend updates *This weekend phpMyAdmin Team released new version, so a little update here or here ;)