Secunia Security Advisory - Debian has issued an update for typo3-src. This fixes multiple vulnerabilities, which can be exploited by malicious users to conduct script insertion attacks, bypass security restrictions, and conduct SQL injection attacks and by malicious people to conduct cross-site scripting attacks.
58222bafd4e557dba39c1a9b403b7dd0ea4aa2450141da0a80254814d32988fa