The caddy-security plugin 1.1.20 for Caddy allows reflected XSS via a GET request to a URL that contains an XSS payload and begins with either a /admin or /settings/mfa/delete/ substring.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS_V3