Cross-site scripting in detail.html in Buffalo TS5600D1206 version 3.61-0.10 allows attackers to execute JavaScript via the "username" cookie.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-5271
https://blog.securityevaluators.com/buffalo-terastation-ts5600d1206-nas-cve-disclosure-ab5d159f036d