TYPO3-20080513-2: Cross Site Scripting vulnerability in extension Questionaire (pbsurvey)

It has been discovered that the extension Questionaire (pbsurvey) is susceptible to Cross Site Scripting (XSS) attacks.

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

Affected Versions: Version 1.2.0 and below

Vulnerability Type:  Cross Site Scripting

Severity: Medium

Problem Description: Failing to filter user input the extension is susceptible to Cross Site Scripting (XSS), making it possible to execute arbitrary JavaScript.

Solution: An updated version 1.2.1 is available from the TYPO3 extension manager and at typo3.org/extensions/repository/view/pbsurvey/1.2.1/. Users of the extension are advised to update the extension as soon as possible.

General advice: Follow the recommendations that are given in the TYPO3 SECURITY Guide. Please subscribe to the typo3-announce mailing list  to receive future Security Bulletins via E-mail.

Credits: Credits go to Stephan Jorek, who discovered the issue. Furthermore the TYPO3 Security Team wishes to thank the author Patrick Broens for fixing the issue.