TYPO3 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2021-21370 - Vulnerability Database

TYPO3 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2021-21370

Medium
Reference: CVE-2021-21370
Title: TYPO3 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability
Overview:

TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 7.6.51 8.7.40 9.5.25 10.4.14 11.1.1 it has been discovered that content elements of type _menu_ are vulnerable to cross-site scripting when their referenced items get previewed in the page module. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 7.6.51 8.7.40 9.5.25 10.4.14 11.1.1.