CVE-2017-7221 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 | 1.63% | 4.20% | +2.57% |
| 2 | 2026-02-18 | 1.84% | 1.63% | -0.21% |
| 3 | 2025-12-21 | 1.72% | 1.84% | +0.12% |
| 4 | 2025-11-21 | 0.60% | 1.72% | +1.12% |
| 5 | 2025-11-18 | 1.72% | 0.60% | -1.12% |
| 6 | 2025-07-15 | 1.27% | 1.72% | +0.45% |
| 7 | 2025-07-06 | 0.45% | 1.27% | +0.82% |
| 8 | 2025-04-10 | 0.60% | 0.45% | -0.14% |
| 9 | 2025-03-30 | 2.10% | 0.60% | -1.51% |
| 10 | 2025-03-29 | 0.60% | 2.10% | +1.51% |
| 11 | 2025-03-17 | 2.65% | 0.60% | -2.06% |
| 12 | 2024-12-17 | 1.80% | 2.65% | +0.86% |
| 13 | 2023-06-21 | 2.10% | 1.80% | -0.30% |
| 14 | 2023-04-05 | 1.41% | 2.10% | +0.69% |
| 15 | 2023-03-07 | 6.47% | 1.41% | -5.06% |
| 16 | 2022-02-04 | 7.71% | 6.47% | -1.24% |
| 17 | 2021-04-14 | — | 7.71% | — |