Garikoitz Araolaza <garaolaza at codesyntax.com> has discovered a 
vulnerability in Squishdot that can result in a Squishdot Site being 
used to send spam.
Full discussion and a fix can be found here:
http://www.squishdot.org/1139510883
cheers,
Chris
-- 
Simplistix - Content Management, Zope & Python Consulting
            - http://www.simplistix.co.uk