---
title: "TYPO3-EXT-SA-2015-007: Cross-Site Scripting in extension BE User Log (beko_beuserlog)"
url: "https://news.typo3.com/security/advisory/typo3-ext-sa-2015-007"
description: "It has been discovered that the extension \"BE User Log\" (beko_beuserlog) 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-2015-007: Cross-Site Scripting in extension BE User Log (beko_beuserlog)

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

TYPO3-EXT-SA-2015-007: Cross-Site Scripting in extension BE User Log (beko\_beuserlog)
======================================================================================

15 June 2015

![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 "BE User Log" (beko\_beuserlog) 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:** June 15, 2015

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

**Affected Versions:**  version 1.1.1 and below

**Vulnerability Type:** Cross-Site Scripting

**Severity:** Medium

**Suggested CVSS v2.0:** [AV:N/AC:L/Au:S/C:P/I:P/A:N/E:P/RL:U/RC:C](http://jvnrss.ise.chuo-u.ac.jp/jtg/cvss/cvss2.cgi?vector=%28AV:N/AC:L/Au:N/C:P/I:P/A:N/E:P/RL:U/RC:C%29&g=2&lang=en "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 escape user input in HTML context.

**Solution:** Versions of this extension that are known to be vulnerable will no longer be available for download from the TYPO3 Extension Repository. The extension author is no longer maintaining this extension. Please uninstall and delete the extension folder from your installation.

**Credits:** Credits go to Torben Hansen who discovered and reported the issue.

**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)