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computer vulnerability bulletin 26938

TYPO3 Heise Shariff: Cross Site Scripting

Synthesis of the vulnerability

An attacker can trigger a Cross Site Scripting of TYPO3 Heise Shariff, in order to run JavaScript code in the context of the web site.
Impacted products: TYPO3 Extensions ~ not comprehensive.
Severity: 2/4.
Creation date: 09/08/2018.
Identifiers: TYPO3-EXT-SA-2018-001, VIGILANCE-VUL-26938.

Description of the vulnerability

The Heise Shariff extension can be installed on TYPO3.

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

An attacker can therefore trigger a Cross Site Scripting of TYPO3 Heise Shariff, in order to run JavaScript code in the context of the web site.
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