Nextcloud: Blind Stored XSS on iOS App due to Unsanitized Webview

Hi Team! I found a Blind XSS can executed on iOS App due to unsanitized webview. Using this issue, attacker can extract information from victim. Steps To Reproduce: 1. Upload malicious HTML, share to victim 2. Waiting victim to open it F487447 F487448 HTML payload attached, don't forget to change...