MnR uses old java files with several CVEs involved found in https://<MnR>:58443/APG/js/apg.frontend.browse.min.js:
MnR - 7.8
MnR 7.8 using older jQueryUI version i.e 1.12.1
MnR 7.9 version has jQueryUI 1.14.1 where fix for reported vulnerability is available, users are recommended to upgrade MnR to avail the fix.