Cross-Site Scripting (XSS) in TYPO3 component CSS styled content
Date: 2024-06
Affected: composer/typo3/cms, composer/typo3/cms
Attack vector: xss
Category: vulnerability-disclosure
Severity: Medium
CWE: CWE-79

Failing to properly encode user input, the CSS styled content component is susceptible to Cross-Site Scripting, allowing authenticated editors to inject arbitrary HTML or JavaScript.


Mitigations:

Architectural layers (MAESTRO):