On Mon, 12 Feb 2007, [ISO-8859-1] Claus Färber wrote:
A proper solution would be to keep a list of files explicitly selected
by the user and only allow uploads of files in this list. Then even if a
script can manipulate the field, the browser won't upload files that
have not been selected by the user.
Not necessarily that easy: notice that it is the user who enters the name
of a target file.
Unless you want to prevent the browser from accepting any files that were
not chosen using a visual file selector widget - but in such a case,
there's not much point in having a manual file path entry box in the first
Full-Disclosure - We believe in it.
Hosted and sponsored by Secunia - http://secunia.com/