CVE API JSON Schema| nvd.nist.gov
CPE Specifications — Archive| cpe.mitre.org
Common vulnerabilities and Exposures (CVE)| www.cve.org
The Stakeholder-Specific Vulnerability Categorization (SSVC) provides the cyber community a vulnerability analysis methodology that accounts for a vulnerability's exploitation status, impacts to safety, and prevalence of the affected product in a singular system.| Cybersecurity and Infrastructure Security Agency CISA