CVE-2015-8421 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 | 77.92% | 45.05% | -32.87% |
| 2 | 2026-05-16 | 62.78% | 77.92% | +15.13% |
| 3 | 2026-05-13 | 57.03% | 62.78% | +5.76% |
| 4 | 2026-01-31 | 54.50% | 57.03% | +2.53% |
| 5 | 2026-01-01 | 60.45% | 54.50% | -5.95% |
| 6 | 2025-12-25 | 54.50% | 60.45% | +5.95% |
| 7 | 2025-12-23 | 60.45% | 54.50% | -5.95% |
| 8 | 2025-12-22 | 54.50% | 60.45% | +5.95% |
| 9 | 2025-12-16 | 60.45% | 54.50% | -5.95% |
| 10 | 2025-12-13 | 54.50% | 60.45% | +5.95% |
| 11 | 2025-11-03 | 60.45% | 54.50% | -5.95% |
| 12 | 2025-11-01 | 54.50% | 60.45% | +5.95% |
| 13 | 2025-10-31 | 60.45% | 54.50% | -5.95% |
| 14 | 2025-10-29 | 54.50% | 60.45% | +5.95% |
| 15 | 2025-10-28 | 60.45% | 54.50% | -5.95% |
| 16 | 2025-10-27 | 54.50% | 60.45% | +5.95% |
| 17 | 2025-10-24 | 60.45% | 54.50% | -5.95% |
| 18 | 2025-10-22 | 54.50% | 60.45% | +5.95% |
| 19 | 2025-10-21 | 60.45% | 54.50% | -5.95% |
| 20 | 2025-10-20 | 54.50% | 60.45% | +5.95% |
| 21 | 2025-10-19 | 60.45% | 54.50% | -5.95% |
| 22 | 2025-10-17 | 54.50% | 60.45% | +5.95% |
| 23 | 2025-10-16 | 60.45% | 54.50% | -5.95% |
| 24 | 2025-10-14 | 54.50% | 60.45% | +5.95% |
| 25 | 2025-10-01 | 60.45% | 54.50% | -5.95% |
| 26 | 2025-07-01 | 74.21% | 60.45% | -13.76% |
| 27 | 2025-03-30 | 78.25% | 74.21% | -4.04% |
| 28 | 2025-03-29 | 74.21% | 78.25% | +4.04% |
| 29 | 2025-03-17 | 69.02% | 74.21% | +5.20% |
| 30 | 2024-12-17 | 86.72% | 69.02% | -17.70% |
| 31 | 2024-08-16 | 87.21% | 86.72% | -0.50% |
| 32 | 2024-04-14 | 88.73% | 87.21% | -1.52% |
| 33 | 2024-02-06 | 86.53% | 88.73% | +2.21% |
| 34 | 2024-01-08 | 84.41% | 86.53% | +2.12% |
| 35 | 2023-12-04 | 82.92% | 84.41% | +1.49% |
| 36 | 2023-10-01 | 87.03% | 82.92% | -4.12% |
| 37 | 2023-08-29 | 88.34% | 87.03% | -1.31% |
| 38 | 2023-07-27 | 89.71% | 88.34% | -1.37% |
| 39 | 2023-06-23 | 94.45% | 89.71% | -4.73% |
| 40 | 2023-05-21 | 95.33% | 94.45% | -0.88% |
| 41 | 2023-04-17 | 95.93% | 95.33% | -0.60% |
| 42 | 2023-03-12 | 95.93% | 95.93% | +0.00% |
| 43 | 2023-03-11 | 96.03% | 95.93% | -0.10% |
| 44 | 2023-03-07 | 87.56% | 96.03% | +8.47% |
| 45 | 2022-02-04 | — | 87.56% | — |