Component Type: Third party extension. This extension is not a part of the TYPO3 default installation.
Affected Versions: Version 1.0.3 and all versions below
Vulnerability Type: Cross-Site Scripting vulnerability
Solution: An updated version 1.0.4 is available from the TYPO3 extension manager and at typo3.org/extensions/repository/view/sr_freecap/1.0.4/. Users of the extension are advised to update the extension as soon as possible.
Credits: Credits go to Frank Ruske, who discovered and reported the issue.