All Calculators

OWASP Risk Rating Calculator

Estimate risk severity using the OWASP Risk Rating Methodology. Select one option per factor — all selections are optional; unselected factors are excluded from the average.

Score Vector

Full Vector
Short Vector

Likelihood

Threat Agent Factors

Skill Level

How technically skilled is this group of threat agents?

Motive

How motivated is this group to find and exploit this vulnerability?

Opportunity

What resources and opportunities are required to exploit this vulnerability?

Size

How large is this group of threat agents?

Vulnerability Factors

Ease of Discovery

How easy is it to discover this vulnerability?

Ease of Exploit

How easy is it to actually exploit this vulnerability?

Awareness

How well known is this vulnerability to threat agents?

Intrusion Detection

How likely is an exploit to be detected?

Impact

Technical Impact Factors

Loss of Confidentiality

How much data could be disclosed and how sensitive is it?

Loss of Integrity

How much data could be corrupted and how damaged is it?

Loss of Availability

How much service could be lost and how vital is it?

Loss of Accountability

Are the threat agents' actions traceable to an individual?

Business Impact Factors

Financial Damage

How much financial damage will result from an exploit?

Reputation Damage

Would an exploit result in reputation damage that would harm the business?

Non-Compliance

How much exposure does non-compliance introduce?

Privacy Violation

How much personally identifiable information could be disclosed?