CVSS Score Calculator
Calculate Common Vulnerability Scoring System (CVSS) v3.1 base scores. Assess vulnerability severity using standardized metrics for attack vector, complexity, impact, and more.
Exploitability Metrics
Scope
Impact Metrics
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Calculate CVSS v3.1 Vulnerability Scores
The Common Vulnerability Scoring System (CVSS) is the industry standard for assessing computer system security vulnerabilities. Our calculator implements the official CVSS v3.1 specification from FIRST.org to help security professionals accurately score vulnerabilities.
Why Use CVSS Scoring?
Industry Standard
CVSS is used by the National Vulnerability Database (NVD), CVE, and security vendors worldwide for consistent vulnerability assessment.
Prioritize Remediation
CVSS scores help security teams prioritize which vulnerabilities to fix first based on severity and potential impact.
Vendor-Neutral
CVSS provides an open, standardized framework that works across all platforms and vendors.
Communicate Risk
Clear severity ratings (Critical, High, Medium, Low) make it easy to communicate risk to stakeholders.
How to Calculate a CVSS Score
Frequently Asked Questions
CVSS (Common Vulnerability Scoring System) is a standardized method for rating the severity of security vulnerabilities. Scores range from 0.0 to 10.0, with higher scores indicating more severe vulnerabilities.