Component Type: Third party extension. This extensions is not part of the TYPO3 default installation.
Affected Versions: 1.2.3
Vulnerability Type: Cross Site Scripting
Severity: Medium
Suggested CVSS v2.0: AV:N/AC:L/Au:N/C:P/I:P/A:N/E:U/RL:OF/RC:C (What's that?)
Release Date: 14.04.2010
Problem Description: Failing to validate and sanitize user input the extension is susceptible to Cross Site Scripting (XSS), making it possible to execute arbitrary JavaScript.
Solution: Updated versions are available from the TYPO3 extension manager.
Users are advised to upgrade to extension version 1.2.4 which is available at http://typo3.org/extensions/repository/view/tipafriend/1.2.4/
General advice: Follow the recommendations that are given in the TYPO3 Security Cookbook. Please subscribe to the typo3-announce mailing list to receive future Security Bulletins via E-mail.
Credits: Credits go to Patrick Broens, who discovered and reported the issue.