moinmoin -- multiple cross site scripting vulnerabilities

Secunia reports:

Input passed to multiple parameters in action/AttachFile.py is not
properly sanitised before being returned to the user. This can be
exploited to execute arbitrary HTML and script code in a user’s
browser session in the context of an affected site.
Certain input passed to security/antispam.py is not properly
sanitised before being returned to the user. This can be exploited to
execute arbitrary HTML and script code in a user’s browser session in
the context of an affected site.