An error within the form library when handling image form fields can
be exploited to overwrite arbitrary local files.
An error exists within the MIME Viewer library when rendering unknown
text parts. This can be exploited to execute arbitrary HTML and script
code in a user's browser session in context of an affected site if
malicious data is viewed.
The preferences system does not properly sanitise numeric preference
types. This can be exploited to execute arbitrary HTML and script code
in a user's browser session in contact of an affected site.