The package md-to-pdf before 5.0.0 are vulnerable to Remote Code Execution (RCE) due to utilizing the library gray-matter to parse front matter content, without disabling the JS engine.
{ "versions": [ { "introduced": "0" }, { "fixed": "5.0.0" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-23639.json"