OWASP CycloneDX is a full-stack Bill of Materials (BOM) standard that provides advanced supply chain capabilities for cyber risk reduction. The specification supports Software Bill of Materials (SBOM), Software-as-a-Service Bill of Materials (SaaSBOM), Hardware Bill of Materials (HBOM), Operations Bill of Materials (OBOM), Vulnerability Disclosure Reports (VDR), and Vulnerability Exploitability eXchange (VEX).