Snow Leopard Installs Flash 10.0.23.1, Users Have to Reinstall 10.0.32.18
Users that upgrade to Snow Leopard in production systems should visit Adobe's download page for Flash and download the latest version 10.0.32.18. The older version can be exploited by various Flash exploits. Users should also check their Flash Privacy Settings using the Settings Manager. These settings should be set for maximum privacy.
Users can check their version of Flash here http://kb2.adobe.com/cps/155/tn_15507.html
Related postings on magmatic.com
http://www.magmatic.com/currents/2009/1/5/private-browsing-is-not-always-private.html
US-Cert has Confirmed this, Administrators and users should visit the site above and update to the latest version.