In HT2 Labs Learning Locker 3.15.1, it's possible to inject malicious HTML and JavaScript code into the DOM of the website via the PATH_INFO to the dashboards/ URI.
{ "versions": [ { "introduced": "0" }, { "last_affected": "3.15.1" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-12834.json"