TYPO3 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2021-21365 - Vulnerability Database

TYPO3 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2021-21365

Medium
Reference: CVE-2021-21365
Title: TYPO3 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability
Overview:

Bootstrap Package is a theme for TYPO3. It has been discovered that rendering content in the website frontend is vulnerable to cross-site scripting. A valid backend user account is needed to exploit this vulnerability. Users of the extension who have overwritten the affected templates with custom code must manually apply the security fix. Update to version 7.1.2 8.0.8 9.1.4 10.0.10 or 11.0.3 of the Bootstrap Package that fix the problem described. Updated version are available from the TYPO3 extension manager Packagist and at https://extensions.typo3.org/extension/download/bootstrap_package/.