TYPO3 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2024-34357
TYPO3 is an enterprise content management system. Starting in version 9.0.0 and prior to versions 9.5.48 ELTS 10.4.45 ELTS 11.5.37 LTS 12.4.15 LTS and 13.1.1 failing to properly encode user-controlled values in file entities the ShowImageController (_eID tx_cms_showpic_) is vulnerable to cross-site scripting. Exploiting this vulnerability requires a valid backend user account with access to file entities. TYPO3 versions 9.5.48 ELTS 10.4.45 ELTS 11.5.37 LTS 12.4.15 LTS 13.1.1 fix the problem described.