# Kev


## Fields

| Field                                                                                                                                                                      | Type                                                                                                                                                                       | Required                                                                                                                                                                   | Description                                                                                                                                                                |
| -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `DateAdded`                                                                                                                                                                | **string*                                                                                                                                                                  | :heavy_minus_sign:                                                                                                                                                         | The date the vulnerability was added to the KEV catalog.                                                                                                                   |
| `DateDue`                                                                                                                                                                  | **string*                                                                                                                                                                  | :heavy_minus_sign:                                                                                                                                                         | Per CISA’s Binding Operation Directive 22-01, the date all federal civilian executive branch (FCEB) agencies are required to remediate vulnerabilities in the KEV catalog. |
| `Source`                                                                                                                                                                   | [*components.KEVSource](../../models/components/kevsource.md)                                                                                                              | :heavy_minus_sign:                                                                                                                                                         | The source checked to determine whether the CVE is in the KEV catalog.                                                                                                     |