WordPress before 5.2.3 allows XSS in shortcode previews.Referenceshttps://wpvulndb.com/vulnerabilities/9864https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/https://fortiguard.com/zeroday/FG-VD-18-165https://lists.debian.org/debian-lts-announce/2019/10/msg00023.htmlhttps://seclists.org/bugtraq/2020/Jan/8https://www.debian.org/security/2020/dsa-4599https://www.debian.org/security/2020/dsa-4677
