TYPO3 6.2.0 to 6.2.38 ELTS and 7.0.0 to 7.1.0 included a vulnerable external component, which could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack on a targeted system.
github.com/TYPO3/typo3
github.com/TYPO3/typo3/blob/4cb53e828bd5138d180cdf9cac1ccf7fd31086d2/typo3/sysext/core/Documentation/Changelog/7.2/Breaking-65962-WebSVGLibraryAndAPIRemoved.rst
github.com/TYPO3/typo3/commit/482e2e992f80f5e38cb48fcaea40fd9812a5252c
nvd.nist.gov/vuln/detail/CVE-2020-8091
typo3.org/security/advisory/typo3-psa-2019-003
www.purplemet.com/blog/typo3-xss-vulnerability