Cross-site scripting vulnerability in pfSense CE and pfSense Plus (pfSense CE software versions 2.5.2 and earlier, and pfSense Plus software versions 21.05 and earlier) allows a remote attacker to inject an arbitrary script via a malicious URL.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-20729.json"