// tool reference · Vulnerability & Assessment
KEV Lookup Free
Check whether a CVE is on the CISA Known Exploited Vulnerabilities catalog.
What it does
Answers one question fast: is this being exploited in the wild? KEV membership should dominate your patch order.
When to use it
- Deciding what to patch this week. A KEV entry outranks a higher CVSS that nobody is exploiting.
Inputs
Field names are the actual form parameters, verified against source.
| Field | Type | Required | Notes |
|---|---|---|---|
| cve | text | required | CVE ID. |
What you get back
KEV status, date added, and the remediation due date.
How it works
Deterministic lookup against the CISA KEV catalog.
Privacy
Nothing is stored.
Standards
CISA KEVBOD 22-01