The "File upload question" functionality in LimeSurvey 3.x-LTS through 3.27.18 allows XSS in assets/scripts/modaldialog.js and assets/scripts/uploader.js.
{ "versions": [ { "introduced": "3.0.0" }, { "last_affected": "3.27.18" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-42112.json"