description: TYPO3 before 13.0.1 allows an authenticated admin user (with system maintainer privileges) to execute arbitrary shell commands (with the privileges of the web server) via a command injection vulnerability in form fields of the Install Tool. The fixed versions are 8.7.57 ELTS, 9.5.46 ELTS, 10.4.43 ELTS, 11.5.35 LTS, 12.4.11 LTS, and 13.0.1.