Cross-Site Scripting vulnerability in Caldera Forms WordPress Plugin

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

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Cross-Site Scripting vulnerability in Caldera Forms WordPress Plugin
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Jurgen Kloosterman, July 2016

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Abstract
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A Cross-Site Scripting vulnerability was found in the Caldera Forms
WordPress Plugin. This issue allows an attacker to perform a wide
variety of actions, such as stealing Administrators' session tokens, or
performing arbitrary actions on their behalf. In order to exploit this
issue, the attacker has to lure/force a logged on WordPress
Administrator into opening a malicious website.

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OVE ID
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OVE-20160720-0007

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Tested versions
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This issue was successfully tested on Caldera Forms  WordPress Plugin
version 1.3.5.3

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Fix
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The Caldera Forms developers issued a fix in Caldera Forms 1.4.2 which
adds nonces for multiple functions (including create_form()), therefore
effectively solving this issue.

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Details
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https://sumofpwn.nl/advisory/2016/cross_site_scripting_vulnerability_in_caldera_forms_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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