It has been discovered, that TYPO3 is susceptible to SQL Injection
Component Type: TYPO3 CMS
Release Date: February 16, 2016
Vulnerability Type: SQL Injection
Affected Versions: Versions 6.2.0 to 6.2.17
Suggested CVSS v2.0: AV:N/AC:M/Au:N/C:C/I:P/A:N/E:F/RL:O/RC:C
CVE: not assigned yet
Problem Description: A flaw in the database escaping API results in a SQL injection vulnerability when extension dbal is enabled and configured for MySQL passthrough mode in its extension configuration. All queries which use the DatabaseConnection::sql_query are vulnerable, even if arguments were properly escaped with DatabaseConnection::quoteStr beforehand.
Solution: Update to TYPO3 versions 6.2.18 that fix the problem described.
Credits: Thanks to Mohamed Rebai who discovered and reported the issue.
General Note: All security related code changes are tagged so that you can easily look them up on our review system.