At the very least, it doesn't use warnings, taint mode, or CGI.pm. Personally, I worry about anything that submits prices via hidden variables.
I recently discussed this bit of code, largely provided by PayPal in their user's manual, in this node. This discussion included a few of my ideas and some thoughts of the others.
FWIW, searching for "PayPal" would have located the thread in short order.
--f
In reply to Re: Perl and PayPal
by footpad
in thread Perl and PayPal
by tekniko
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