Multiple Cross-Site Scripting vulnerabilities in TYPO3 backend
Date: 2024-06
Affected: composer/typo3/cms, composer/typo3/cms
Attack vector: xss
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2015-8755
CWE: CWE-79
CVSS:  (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

Failing to properly encode user input, several backend components are susceptible to Cross-Site Scripting, allowing authenticated editors to inject arbitrary HTML or JavaScript.


Mitigations:

Architectural layers (MAESTRO):