[MEDIUM] TYPO3-CORE-SA-2020-003: Cross-Site Scripting in Link Handling

PKSA-fzgc-n67f-tpd3 CVE-2020-11065 GHSA-4j77-gg36-9864

Affected package: typo3/cms

Affected version: >=10.0.0,<10.4.2|>=9.0.0,<9.5.17

Reported by:
GitHub, FriendsOfPHP/security-advisories