[MEDIUM] XSS vulnerability on email template preview page

PKSA-bqcb-rj59-qx4d CVE-2021-41236 GHSA-qv7g-j98v-8pp7

Affected version: >=4.2.0,<4.2.8|>=4.1.0,<4.1.14|>=3.1.0,<3.1.21

Reported by:
GitHub