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The Exploit Prediction Scoring System (EPSS) object describes the estimated probability a vulnerability will be exploited. EPSS is a community-driven effort to combine descriptive information about vulnerabilities (CVEs) with evidence of actual exploitation in-the-wild. (EPSS).

score

  • Type: string_t
  • Requirement: required

The EPSS score representing the probability [0-1] of exploitation in the wild in the next 30 days (following score publication).

created_time

  • Type: timestamp_t
  • Requirement: recommended

The timestamp indicating when the EPSS score was calculated.

version

  • Type: string_t
  • Requirement: recommended

The version of the EPSS model used to calculate the score.

created_time_dt

  • Type: datetime_t
  • Requirement: optional

The timestamp indicating when the EPSS score was calculated.

percentile

  • Type: float_t
  • Requirement: optional

The EPSS score’s percentile representing relative importance and ranking of the score in the larger EPSS dataset.