Slack: a stored xss issue in https://files.slack.com

when making a BoxNote snippet with this xss payload: XSS" ; " when snippet made: and use the "view raw" xss payload will be executed my ex: link where xss payload executed: https://files.slack.com/files-pri/T027N7MK3-F1NCA92JF/XSSscriptimgsrcimgsrcsearchonerroralertXssmarqueeboxnote.boxnote that...