Information Disclosure in "MMC directmail subscription" (mmc_directmail_subscription)

It has been discovered that the extension "MMC directmail subscription" mmcdirectmailsubscription is susceptible to Information Disclosure. Release Date: May 31, 2016 Component Type: Third party extension. This extension is not a part of the TYPO3 default installation. Affected Versions: 0.9.6 an...