On the RICOH Aficio MP 301 printer, HTML Injection and Stored XSS vulnerabilities have been discovered in the area of adding addresses via the entryNameIn parameter to /web/entry/en/address/adrsSetUserWizard.cgi.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-9067
http://packetstormsecurity.com/files/149496/RICOH-Aficio-MP-301-Printer-Cross-Site-Scripting.html