April 2012 Cumulative Updates for SharePoint products

SharePoint 2010
http://support.microsoft.com/kb/2598151
SharePoint Foundation 2010
http://support.microsoft.com/kb/2598321
WSS 3.0
http://support.microsoft.com/kb/2598130
MOSS 2007
http://support.microsoft.com/kb/2598129

[Updated] Don't Install the above CU for this reason
http://www.sharepointjoel.com/Lists/Posts/Post.aspx?ID=542
Note: even the CU for FAST for SharePoint 2010 removed .


[Updated] Microsoft Fixed April CU 2012 with new release , check this link
http://support.microsoft.com/kb/2598151