Vulnerability management is frequently confused with vulnerability scanning. Scanning is a tool. Management is a program. The distinction matters enormously when demonstrating security ROI to a board.
Program vs. Point-in-Time
A mature vulnerability management program operates continuously. It maintains a living inventory of assets, tracks vulnerability age and exposure, enforces SLA-driven remediation workflows, and produces metrics that communicate risk in business terms.
Metrics That Matter
The most valuable metrics: Mean Time to Remediate (MTTR) by severity, vulnerability recurrence rate, remediation SLA compliance, and percentage of environment covered by active scanning.