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vulnerability 21220

Joomla Kunena: Cross Site Scripting

Synthesis of the vulnerability

An attacker can trigger a Cross Site Scripting of Joomla Kunena, in order to run JavaScript code in the context of the web site.
Impacted products: Joomla Extensions ~ not comprehensive.
Severity: 2/4.
Creation date: 28/11/2016.
Identifiers: VIGILANCE-VUL-21220.

Description of the vulnerability

The Kunena extension can be installed on Joomla.

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

An attacker can therefore trigger a Cross Site Scripting of Joomla Kunena, in order to run JavaScript code in the context of the web site.
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