https://vulnerability.cert.dk/rss/recent/all/10Most recent entries from all2025-08-20T12:31:57.903852+00:00Vulnerability-Lookupcert@cert.dkpython-feedgenContains only the most 10 recent entries.https://vulnerability.cert.dk/vuln/cve-2021-21939cve-2021-219392025-08-20T12:31:57.911322+00:00