---
title: "TYPO3-EXT-SA-2016-002: Cross-Site Scripting in extension \"List frontend users\" (listfeusers)"
url: "https://news.typo3.com/security/advisory/typo3-ext-sa-2016-002"
description: "It has been discovered that the extension \"List frontend users\" (listfeusers) 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-2016-002: Cross-Site Scripting in extension "List frontend users" (listfeusers)

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

TYPO3-EXT-SA-2016-002: Cross-Site Scripting in extension "List frontend users" (listfeusers)
============================================================================================

03 March 2016

![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 "List frontend users" (listfeusers) 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:** March 03, 2016

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

**Affected Versions:** version 0.9.9 and below

**Vulnerability Type:** Cross-Site Scripting

**Severity:** Low

**Suggested CVSS v2.0:** [AV:N/AC:M/Au:S/C:P/I:P/A:P](https://nvd.nist.gov/cvss.cfm?calculator&version=2&vector=(AV:N/AC:M/Au:S/C:P/I:P/A:P) "CVSS calculator") ([What's that?](http://buzz.typo3.org/teams/security/article/use-of-common-vulnerability-scoring-system-in-typo3-security-advisories/ "Blog post on CVSS usage"))

**Problem Description:** The extension fails to properly sanitize data from TYPO3 fe\_users records.

**Solution:** An updated version 0.9.11 is available from the TYPO3 Extension Manager and at [https://typo3.org/extensions/repository/download/listfeusers/0.9.11/t3x/](https://typo3.org/extensions/repository/download/listfeusers/0.9.11/t3x/ "Opens external link in new window"). Users of the extension are advised to update the extension as soon as possible.

**Credits**: Credits go to Torben Hansen who 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)