in reply to
Re: Unwanted parameter when executing CGI scripts
in thread [SOLVED] Unwanted parameter when executing CGI scripts
Please forget about my comment above. It was relating to the first version of your answer and does not make much sense any more; unfortunately, I have posted when I was not logged in and thus can't delete it now.
I think your solution will work. Thank you very much - I'll try that way. Nevertheless, I was hoping that there is something more elegant. I will look into Plack.