pdf.js had its share of security vulnerabilities in the past. e.g. https://blog.mozilla.org/security/2015/08/06/firefox-exploit-found-in-the-wild/ https://blog.

pdf.js had its share of security vulnerabilities in the past. e.g. https://blog.mozilla.org/security/2015/08/06/firefox-exploit-found-in-the-wild/ https://blog.mozilla.org/security/2015/08/06/firefox-exploit...