CVSNT-Auditel is a Graphical Interface(Win32) to see, the data stored in a Database, with the CVSNT Auditing extension.
You are looking for to delete the cached password stored by CVSNT in the registry editor ??, This is your solution !!, this is a Registry Monitor designed for this, monitor a registry key and delete it after a configurable time.
CVS Plug-in for Visual Studio.NET, using VB.NET as programming language.