Plotly, Inc. plotly.js versions prior to 1.16.0 are vulnerable to an XSS issue.
https://github.com/advisories/GHSA-2fqv-h3r5-m4vf
https://euvd.enisa.europa.eu/vulnerability/EUVD-2017-0150
http://help.plot.ly/security-advisories/2016-08-08-plotlyjs-xss-advisory/