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Vulnerability of WordPress Check Email: Cross Site Scripting

Synthesis of the vulnerability 

An attacker can trigger a Cross Site Scripting of WordPress Check Email, in order to run JavaScript code in the context of the web site.
Vulnerable products: WordPress Plugins ~ not comprehensive.
Severity of this weakness: 2/4.
Creation date: 21/11/2016.
Références of this bulletin: VIGILANCE-VUL-21162.

Description of the vulnerability 

The Check Email plugin can be installed on WordPress.

However, it does not filter received data before inserting them in generated HTML documents.

An attacker can therefore trigger a Cross Site Scripting of WordPress Check Email, in order to run JavaScript code in the context of the web site.
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This threat alert impacts software or systems such as WordPress Plugins ~ not comprehensive.

Our Vigil@nce team determined that the severity of this computer vulnerability bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of document.

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a technician ability can exploit this weakness note.

Solutions for this threat 

WordPress Check Email: version 0.5.1.
The version 0.5.1 is fixed:
  https://wordpress.org/plugins/check-email/
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

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