Re: The_'_character_and_Hidden_(POST)_form_fields...

From: Date: Tue, 17 Aug 2004 00:24:47 +0000
Subject: Re: The_'_character_and_Hidden_(POST)_form_fields...
References: 1  Groups: php.general 
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--- Sean O'Donnell <sean@thedesignpeople.com> wrote: > I've recently encountered a problem with hidden (POST) form fields being > ignored when an html textarea (or text) tag value contains the following > character: ' My guess is that you're displaying this data in HTML and delimiting it with the same character, e.g. something like this: <input type="text" value='<? echo $unescaped_data; ?>' /> If you don't escape your data, you not only will observe the behavior you're experiencing, but you also have a pretty major security vulnerability. You should also be filtering your data to make sure it is valid. Hope that helps. Chris ===== Chris Shiflett - http://shiflett.org/ PHP Security - O'Reilly Coming Fall 2004 HTTP Developer's Handbook - Sams http://httphandbook.org/ PHP Community Site http://phpcommunity.org/

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