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vulnerability 27860

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.
Vulnerable systems: Joomla Extensions ~ not comprehensive.
Severity of this threat: 2/4.
Consequences of an attack: client access/rights.
Pirate's origin: document.
Creation date: 21/11/2018.
Références of this weakness: VIGILANCE-VUL-27860.

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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