https://vulnerability.cert.dk/rss/recent/all/10 Most recent entries from all 2025-08-20T08:36:19.891416+00:00 Vulnerability-Lookup cert@cert.dk python-feedgen Contains only the most 10 recent entries. https://vulnerability.cert.dk/vuln/cve-2021-42021 cve-2021-42021 2025-08-20T08:36:20.384728+00:00