Emby MediaServer 3.2.5 Reflected XSS Vulnerability Vendor: Emby LLC Product web page: https://www.emby.media Affected version: 3.2.5 3.1.5 3.1.2 3.1.1 3.1.0 3.0.0 Summary: Emby (formerly Media Browser) is a media server designed to organize, play, and stream audio and video to a variety of devices. Emby is open-source, and uses a client-server model. Two comparable media servers are Plex and Windows Media Center. Desc: Emby suffers from a XSS issue due to a failure to properly sanitize user-supplied input to the URL path filename when handling 'not found' errors. Attackers can exploit this weakness to execute arbitrary HTML and script code in a user's browser session. Tested on: Microsoft Windows 7 Professional SP1 (EN) Mono-HTTPAPI/1.1, UPnP/1.0 DLNADOC/1.50 Ubuntu Linux 14.04.5 MacOS Sierra 10.12.3 SQLite3 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2017-5402 Advisory URL: http://zeroscience.mk/en/vulnerabilities/ZSL-2017-5402.php SSD Advisory: https://blogs.securiteam.com/index.php/archives/3098 22.12.2016 -- PoC: http://TARGET/web/"><script>alert(251)</script>