CVE-2022-20821 の EPSS スコア履歴で、リスクの推移と悪用確率の変化を示します。優先度付けとセキュリティ分析に利用できます。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 8.84% | 11.76% | +2.92% |
| 2 | 2026-03-23 | 16.17% | 8.84% | -7.33% |
| 3 | 2026-03-22 | 20.50% | 16.17% | -4.33% |
| 4 | 2026-03-21 | 20.41% | 20.50% | +0.09% |
| 5 | 2026-03-02 | 19.13% | 20.41% | +1.28% |
| 6 | 2025-11-21 | 2.60% | 19.13% | +16.53% |
| 7 | 2025-11-19 | 2.87% | 2.60% | -0.27% |
| 8 | 2025-11-18 | 19.13% | 2.87% | -16.26% |
| 9 | 2025-10-29 | 13.18% | 19.13% | +5.95% |
| 10 | 2025-06-24 | 26.22% | 13.18% | -13.04% |
| 11 | 2025-04-23 | 23.20% | 26.22% | +3.02% |
| 12 | 2025-03-30 | 27.28% | 23.20% | -4.08% |
| 13 | 2025-03-29 | 23.20% | 27.28% | +4.08% |
| 14 | 2025-03-17 | 0.37% | 23.20% | +22.83% |
| 15 | 2023-12-17 | 0.34% | 0.37% | +0.03% |
| 16 | 2023-11-06 | 0.38% | 0.34% | -0.04% |
| 17 | 2023-06-02 | 0.28% | 0.38% | +0.10% |
| 18 | 2023-05-22 | 0.37% | 0.28% | -0.09% |
| 19 | 2023-04-26 | 0.34% | 0.37% | +0.03% |
| 20 | 2023-03-22 | 0.16% | 0.34% | +0.19% |
| 21 | 2023-03-07 | 1.05% | 0.16% | -0.90% |
| 22 | 2022-05-27 | — | 1.05% | — |