Release Date: August 05, 2013
Component Type: Third party extension. This extension is not a part of the TYPO3 default installation.
Affected Version: 3.0.1 and alll versions below
Vulnerability Type: Cross-Site Scripting
Problem Description: Failing to properly sanitize user-supplied input the extension is open to Cross-Site Scripting attacks.
Solution: An updated version 3.0.2 is available from the TYPO3 extension manager and at http://typo3.org/extensions/repository/view/sr_feuser_register/3.0.2/. Users of the extension are advised to update the extension as soon as possible.
Credits: Credits go to TYPO3 Security Team Member Franz G. Jahn who discovered and reported the issue.