Component Type: Third party extension. This extension is not a part of the TYPO3 default installation.
Affected Versions: Version 1.1.373 and below
Vulnerability Type: Cross-site scripting
Release Date: June 7th, 2012
Problem Description: Failing to properly sanitize some field labels and form contents, ameos_formidable is susceptible to cross-site scripting.
Solution: An updated version 1.1.549 is available from the TYPO3 extension manager and at http://typo3.org/extensions/repository/view/ameos_formidable/1.1.549/.
Credits: Thanks to TYPO3 Security Team member Oliver Klee who discovered and reported this issue.