https://vulnerability.cert.dk/rss/recent/all/10 Most recent entries from all 2025-08-23T09:42:31.809534+00:00 Vulnerability-Lookup cert@cert.dk python-feedgen Contains only the most 10 recent entries. https://vulnerability.cert.dk/vuln/cve-2021-21274 cve-2021-21274 2025-08-23T09:42:31.816939+00:00