Get in touch

We'd love to hear from you.

Questions about the platform, feedback on NullScore, or ready to talk enterprise. We typically respond within 24 hours.

How can we help?

Whether you have a question about how NullScore works, want to give feedback, or are exploring NullCVE for your organization, we want to hear from you.

General questions
Questions about the platform, feedback, or anything else.
hello@nullcve.io
Security concerns
Responsible disclosure or security issues with the platform.
security@nullcve.io
Enterprise sales
Pricing, custom contracts, SSO, compliance, or on-premise deployment.
enterprise@nullcve.io
Frequently asked questions
Is NullCVE really free? v
Yes. The free tier includes the live CVE feed, NullScore ranking, CISA KEV status, and stack filtering for up to 3 components. No credit card required, no time limit.
How is NullScore calculated? v
NullScore combines CVSS severity (35%), EPSS exploitation probability (25%), CISA KEV status (20%), and public PoC availability (15%), with a stack match bonus of up to 5%. The full methodology is documented on our GitHub.
How often is the data updated? v
The pipeline runs daily. We pull fresh data from NVD, CISA KEV, First.org EPSS, GitHub Advisory, and Trickest every 24 hours.
Do you offer an API? v
Yes, REST API access is included in the Pro plan. Full NullScore data on every CVE, filterable by severity, KEV status, EPSS threshold, and stack. Documentation coming soon.
Can NullCVE be deployed on-premise? v
Yes, on-premise deployment is available on the Enterprise plan. The platform is cloud-agnostic and can be deployed on AWS, Azure, GCP, or your own infrastructure. Contact enterprise@nullcve.io to discuss.
Send us a message
We typically respond within 24 hours.
By submitting you agree to our Privacy Policy. No spam, ever.
✓
Message sent!
We'll get back to you within 24 hours at the email you provided.