CVE-2009-0816: TYPO3

Medium severity, CVSS 4.3. EPSS: 1.1% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in the backend user interface in TYPO3 3.3.x through 3.8.x, 4.0 before 4.0.12, 4.1 before 4.1.10, 4.2 before 4.2.6, and 4.3alpha1 allow remote attackers to inject arbitrary web script or HTML via unspecified fields.

Affected products

• TYPO3 TYPO3: version 4.0 only; version 4.0.1 only; version 4.0.2 only; version 4.0.3 only; version 4.0.4 only; version 4.0.5 only; …

Published 2009-03-05. Last modified 2026-06-16.