MEDIUM4.8
Missing escaping of HTML in the Updater of Nextcloud 15.0.5 allowed a reflected XSS when starting the updater from a malicious location.
CVSS 2.0LOW 3.5
CVSS:2.0/AV:N/AC:M/Au:S/C:N/I:P/A:NCVSS 3.xMEDIUM 4.8
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N