Provide references for CVE-2019-19819.
Where can I find more information about CVE-2019-19819?
References are available at: https://nafiez.github.io/security/vulnerability/remote/2019/12/12/multiple-nitro-pdf-vulnerability.html, https://github.com/nafiez/nafiez.github.io/blob/master/_posts/2019-12-12-multiple-nitro-pdf-vulnerability.md.