https://vulnerability.cert.dk/rss/recent/all/10 Most recent entries from all 2025-08-20T22:42:15.649344+00:00 Vulnerability-Lookup cert@cert.dk python-feedgen Contains only the most 10 recent entries. https://vulnerability.cert.dk/vuln/cve-2021-20539 cve-2021-20539 2025-08-20T22:42:15.656363+00:00