Vigil@nce - Joomla Core: Cross Site Scripting via Language Switcher
August 2018 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can trigger a Cross Site Scripting via Language
Switcher of Joomla Core, in order to run JavaScript code in the
context of the web site.
Impacted products: Joomla! Core.
Severity: 2/4.
Creation date: 26/06/2018.
DESCRIPTION OF THE VULNERABILITY
The Core extension can be installed on Joomla.
However, it does not filter received data via Language Switcher
before inserting them in generated HTML documents.
An attacker can therefore trigger a Cross Site Scripting via
Language Switcher of Joomla Core, in order to run JavaScript code
in the context of the web site.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Joomla-Core-Cross-Site-Scripting-via-Language-Switcher-26541