Server side cross-site scripting In typo3/cms-backend

Description

TYPO3 is vulnerable to Cross-Site Scripting (XSS) on the backend TYPO3 before 4.1.14, 4.2.x before 4.2.13, 4.3.x before 4.3.4 and 4.4.x before 4.4.1 allows XSS on the backend.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem
Package
Affected version
Patched versions