---
title: "SECURITY-ISSUES-IN-SEVERAL-THIRD-PARTY-TYPO3-EXTENSIONS-INCLUDING-FRONTEND-USER-REGISTRATION-SR-FEUSER-REGISTER: Security issues in several third party TYPO3 extensions including \"Frontend User Registration\" (sr_feuser_register)"
url: "https://news.typo3.com/security/advisory/security-issues-in-several-third-party-typo3-extensions-including-frontend-user-registration-sr-feuser-register"
image: "https://news.typo3.com/_assets/d1e01514e4c4a5b3147940fa2ec50682/Images/og-image-news.jpg"
date: 2026-06-11
modified: 2026-06-11
categories:
  - "Developer & Technology"
  - Security
---

# SECURITY-ISSUES-IN-SEVERAL-THIRD-PARTY-TYPO3-EXTENSIONS-INCLUDING-FRONTEND-USER-REGISTRATION-SR-FEUSER-REGISTER: Security issues in several third party TYPO3 extensions including "Frontend User Registration" (sr_feuser_register)

- [Developer & Technology](https://news.typo3.com/article/category/developer-technology)
- [Security](https://news.typo3.com/article/category/security-1)

SECURITY-ISSUES-IN-SEVERAL-THIRD-PARTY-TYPO3-EXTENSIONS-INCLUDING-FRONTEND-USER-REGISTRATION-SR-FEUSER-REGISTER: Security issues in several third party TYPO3 extensions including "Frontend User Registration" (sr\_feuser\_register)
======================================================================================================================================================================================================================================

23 February 2012

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

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

### Security vulnerabilities have been discovered in the third party TYPO3 extensions including:

sr\_feuser\_register

tkcropthumbs, t3extplorer, tc\_beuser, an\_predigten, solr, pdfcontroller, cc20, jwplayer

For further information on the issue in the extension "Frontend User Registration" (sr\_feuser\_register), please read the related advisory TYPO3-EXT-SA-2012-002 that was published today:
 <http://typo3.org/teams/security/security-bulletins/typo3-extensions/typo3-ext-sa-2012-002/>

 For further information on all CSB (Collective Security Bulletin) issues, please read the related advisory TYPO3-EXT-SA-2012-003 that was published today:
 <http://typo3.org/teams/security/security-bulletins/typo3-extensions/typo3-ext-sa-2012-003/>

**In general the TYPO3 Security Team recommends to read the following pages:**

- The TYPO3 Security Guide: <https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/Security/Index.html#security-guidelines>
- Make sure you are subscribed to the TYPO3 Announce List: <http://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-announce>
- See all TYPO3 security advisories

![](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)