Stored Cross-Site Scripting vulnerability in WP Live Chat Support WordPress Plugin

[Summer of Pwnage <lists () securify nl>]

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Stored Cross-Site Scripting vulnerability in WP Live Chat Support
WordPress Plugin
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Dennis Kerdijk <dennis.at.securelabs.nl> & Erwin Kievith
<erwin.at.securelabs.nl>, July 2016

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Abstract
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A stored Cross-Site Scripting vulnerability was found in the WP Live
Chat Support WordPress Plugin. This issue can be exploited by an
unauthenticated user. It allows an attacker to perform a wide variety of
actions, such as stealing users' session tokens, or performing arbitrary
actions on their behalf.

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OVE ID
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OVE-20160724-0010

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Tested versions
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This issue was successfully tested on WP Live Chat Support WordPress
Plugin version 6.2.03.

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Fix
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This issue is resolved in WP Live Chat Support version 6.2.04.

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Details
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https://sumofpwn.nl/advisory/2016/stored_cross_site_scripting_vulnerability_in_wp_live_chat_support_wordpress_plugin.html

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Summer of Pwnage (https://sumofpwn.nl) is a Dutch community project. Its
goal is to contribute to the security of popular, widely used OSS
projects in a fun and educational way.

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