https://vulnerability.cert.dk/rss/recent/all/10 Most recent entries from all 2025-08-21T14:52:25.224972+00:00 Vulnerability-Lookup cert@cert.dk python-feedgen Contains only the most 10 recent entries. https://vulnerability.cert.dk/vuln/cve-2021-42309 cve-2021-42309 2025-08-21T14:52:25.232200+00:00