CVE-2021-20843
Cross-site script inclusion vulnerability in the Web GUI of RTX830 Rev.15.02.17 and earlier, NVR510 Rev.15.01.18 and earlier, NVR700W Rev.15.00.19 and earlier, and RTX1210 Rev.14.01.38 and earlier allows a remote authenticated attacker to alter the settings of the product via a specially crafted web page.
Date published : 2021-11-24
http://www.rtpro.yamaha.co.jp/RT/FAQ/Security/JVNVU91161784.html