CVE-2010-3673
TYPO3 before 4.2.13, 4.3.x before 4.3.4 and 4.4.x before 4.4.1 allows information disclosure in the mail header of the HTML mailing API.
Date published : 2019-11-05
https://typo3.org/security/advisory/typo3-sa-2010-012/#Information_Disclosure