EPSS
EPSS 是一種預測漏洞被利用可能性的評分模型。
EPSS 評分
EPSS 模型產生介於 0 到 1(0% 到 100%)之間的概率分數。分數越高,漏洞被利用的概率越大。
| 日期 | EPSS V0 | EPSS V1 | EPSS V2 (> 2022-02-04) | EPSS V3 (> 2025-03-07) | EPSS V4 (> 2025-03-17) |
|---|
| 2022-02-06 | – | – | 70.4% | – | – |
| 2023-03-12 | – | – | – | 97.54% | – |
| 2024-06-02 | – | – | – | 97.54% | – |
| 2025-01-19 | – | – | – | 97.54% | – |
| 2025-03-18 | – | – | – | – | 82.22% |
| 2025-05-01 | – | – | – | – | 80.3% |
| 2025-05-05 | – | – | – | – | 82.22% |
| 2025-06-01 | – | – | – | – | 80.3% |
| 2025-06-06 | – | – | – | – | 83.23% |
| 2025-07-01 | – | – | – | – | 81.45% |
| 2025-07-04 | – | – | – | – | 83.23% |
| 2025-08-01 | – | – | – | – | 81.45% |
| 2025-08-05 | – | – | – | – | 83.23% |
| 2025-09-08 | – | – | – | – | 82.22% |
| 2025-10-01 | – | – | – | – | 80.3% |
| 2025-10-04 | – | – | – | – | 82.22% |
| 2025-11-01 | – | – | – | – | 80.3% |
| 2025-11-04 | – | – | – | – | 82.22% |
| 2025-12-01 | – | – | – | – | 80.3% |
| 2025-12-04 | – | – | – | – | 82.22% |
| 2026-01-01 | – | – | – | – | 80.3% |
| 2026-01-04 | – | – | – | – | 82.22% |
| 2026-02-22 | – | – | – | – | 82.77% |
| 2026-03-01 | – | – | – | – | 80.36% |
| 2026-03-08 | – | – | – | – | 82.77% |
| 2026-04-26 | – | – | – | – | 70.74% |
| 2026-05-31 | – | – | – | – | 72.95% |
EPSS 百分位數
百分位數用於根據 EPSS 分數對 CVE 進行排名。例如,EPSS 評分在第 95 百分位的 CVE 比 95% 的其他 CVE 更有可能被利用。因此,百分位數用於比較某 CVE 的 EPSS 分數與其他 CVE 的相對位置。
| 日期 | 百分位 |
|---|
| 2022-02-06 | 99% |
| 2023-03-12 | 1% |
| 2024-06-02 | 1% |
| 2025-01-19 | 1% |
| 2025-03-18 | 99% |
| 2025-05-01 | 99% |
| 2025-05-05 | 99% |
| 2025-06-01 | 99% |
| 2025-06-06 | 99% |
| 2025-07-01 | 99% |
| 2025-07-04 | 99% |
| 2025-08-01 | 99% |
| 2025-08-05 | 99% |
| 2025-09-08 | 99% |
| 2025-10-01 | 99% |
| 2025-10-04 | 99% |
| 2025-11-01 | 99% |
| 2025-11-04 | 99% |
| 2025-12-01 | 99% |
| 2025-12-04 | 99% |
| 2026-01-01 | 99% |
| 2026-01-04 | 99% |
| 2026-02-22 | 99% |
| 2026-03-01 | 99% |
| 2026-03-08 | 99% |
| 2026-04-26 | 99% |
| 2026-05-31 | 99% |
參考資料