https://vulnerability.cert.dk/rss/recent/all/10 Most recent entries from all 2025-08-25T08:21:59.892240+00:00 Vulnerability-Lookup cert@cert.dk python-feedgen Contains only the most 10 recent entries. https://vulnerability.cert.dk/vuln/cve-2021-28561 cve-2021-28561 2025-08-25T08:21:59.899838+00:00