perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
expand_external_ents
{ "urgency": "low" }
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2016-9180.json"