Release Date: August 05, 2013
Component Type: Third party extension. This extension is not a part of the TYPO3 default installation.
Affected Version: 1.6.0 and alll versions below
Vulnerability Type: SQL-Injection, Arbitrary Code Execution and Authentication Bypass
Problem Description: Failing to properly sanitize user-supplied input the extension is vulnerable to SQL-Injection, Arbitrary Code Execution and Authentication Bypass.
Solution: An updated version 1.6.1 is available from the TYPO3 extension manager and at http://typo3.org/extensions/repository/view/formhandler/1.6.1/. Users of the extension are advised to update the extension as soon as possible.
Credits: Credits go to TYPO3 Security Team Members Georg Ringer and Franz G. Jahn who discovered and reported the issue.