CVSS 4.0 Calculator
Hover over metric group names, metric names and metric values for a summary of the information in the official CVSS v4.0 Specification Document.
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About This Calculator
CVSS 4.0, or the Common Vulnerability Scoring System 4.0, is a standardized framework for assessing and rating the severity of security vulnerabilities.
CVSS 4.0 calculator is designed to help you evaluate the severity of security vulnerabilities with precision. It follows the Common Vulnerability Scoring System (CVSS) 4.0 standards, which is a free and open standard owned and managed by FIRST.org . Based on the metric values you enter, the CVSS calculator applies the formula specified in the CVSS version 4.0 standard to produce scores.