https://vulnerability.cert.dk/rss/recent/all/10 Most recent entries from all 2025-08-21T19:31:33.414579+00:00 Vulnerability-Lookup cert@cert.dk python-feedgen Contains only the most 10 recent entries. https://vulnerability.cert.dk/vuln/cve-2025-21821 cve-2025-21821 2025-08-21T19:31:33.422037+00:00