The dce (aka Dynamic Content Element) extension 2.2.0 through 2.6.x before 2.6.2, and 2.7.x before 2.7.1, for TYPO3 allows SQL Injection via a backend user account.Referenceshttps://excellium-services.com/cert-xlm-advisory/https://typo3.org/security/advisory/typo3-ext-sa-2021-005http://packetstormsecurity.com/files/162429/TYPO3-6.2.1-SQL-Injection.html