The page module in TYPO3 before 8.7.11, and 9.1.0, has XSS via $GLOBALS['TYPO3CONFVARS']['SYS']['sitename'], as demonstrated by an admin entering a crafted site name during the installation process.
{ "versions": [ { "introduced": "0" }, { "fixed": "8.7.11" }, { "introduced": "9.0.0" }, { "fixed": "9.1.0" } ] }
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-6905.json"