---
title: "TYPO3-EXT-SA-2014-021: Cross-Site Scripting vulnerability in wfGallery (wf_gallery)"
url: "https://news.typo3.com/security/advisory/typo3-ext-sa-2014-021"
description: "It has been discovered that the extension \"wfGallery\" (wf_gallery) is susceptible to Cross-Site Scripting."
image: "https://news.typo3.com/_assets/d1e01514e4c4a5b3147940fa2ec50682/Images/og-image-news.jpg"
date: 2026-06-11
modified: 2026-06-11
categories:
  - TYPO3 Extensions
---

# TYPO3-EXT-SA-2014-021: Cross-Site Scripting vulnerability in wfGallery (wf_gallery)

- Security / [TYPO3 Extensions](https://news.typo3.com/article/category/security/typo3-extensions)

TYPO3-EXT-SA-2014-021: Cross-Site Scripting vulnerability in wfGallery (wf\_gallery)
====================================================================================

15 December 2014

![A laptop screen displaying a list of security advisories](https://news.typo3.com/typo3temp/assets/_processed_/d/c/csm_security_blog_default_77f8e86036.webp)

It has been discovered that the extension "wfGallery" (wf\_gallery) is susceptible to Cross-Site Scripting.

- ![](https://news.typo3.com/typo3temp/assets/t3g/blog/gravatar/bbf959d8e683550c90ae922aff9145d8.jpeg)[Marcus Krause](https://news.typo3.com/article/author/marcus-krause)

**Release Date:** December 15, 2014

**Component Type:** Third party extension. This extension is not a part of the TYPO3 default installation.

**Affected Versions:** 1.0.3 and all versions below

**Vulnerability Type:** Cross-Site Scripting

**Severity:** Medium

**Suggested CVSS v2.0:** AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:OF/RC:C

**Problem Description:** The extension fails to properly escape user input in HTML context.

**Solution:** Updated version 1.0.4 is available from the TYPO3 extension manager and at [http://typo3.org/extensions/repository/download/wf\_gallery/1.0.4/t3x/](http://typo3.org/extensions/repository/download/wf_gallery/1.0.4/t3x/ "Opens external link in new window").

**Credits:** Credits go to Alexander Kellner who discovered and reported the vulnerability.

**General advice:** Follow the recommendations that are given in the [TYPO3 Security Guide](http://docs.typo3.org/typo3cms/SecurityGuide/ "Initiates file download"). Please subscribe to the [typo3-announce mailing list](http://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-announce "Opens external link in new window") to receive future Security Bulletins via E-mail.

![](https://news.typo3.com/typo3temp/assets/t3g/blog/gravatar/b5c88386e5b1d8fca79d0652427922d2.jpeg)

About the Author

[Marcus Krause](https://news.typo3.com/article/author/marcus-krause)

[More posts by this author](https://news.typo3.com/article/author/marcus-krause)