CVE-2021-40521 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 | 8.86% | 4.35% | -4.51% |
| 2 | 2025-03-30 | 9.89% | 8.86% | -1.04% |
| 3 | 2025-03-29 | 8.86% | 9.89% | +1.04% |
| 4 | 2025-03-19 | 8.34% | 8.86% | +0.51% |
| 5 | 2025-03-17 | 1.34% | 8.34% | +7.01% |
| 6 | 2025-03-15 | 1.11% | 1.34% | +0.23% |
| 7 | 2024-12-17 | 1.87% | 1.11% | -0.76% |
| 8 | 2024-10-29 | 1.25% | 1.87% | +0.61% |
| 9 | 2024-08-21 | 1.35% | 1.25% | -0.10% |
| 10 | 2024-07-26 | 1.27% | 1.35% | +0.09% |
| 11 | 2024-06-16 | 1.08% | 1.27% | +0.19% |
| 12 | 2024-04-24 | 1.04% | 1.08% | +0.04% |
| 13 | 2024-02-02 | 0.88% | 1.04% | +0.16% |
| 14 | 2023-06-18 | 0.63% | 0.88% | +0.25% |
| 15 | 2023-03-07 | 1.98% | 0.63% | -1.35% |
| 16 | 2022-04-01 | 23.85% | 1.98% | -21.87% |
| 17 | 2022-02-04 | 5.88% | 23.85% | +17.96% |
| 18 | 2022-01-06 | 1.37% | 5.88% | +4.51% |
| 19 | 2021-11-11 | — | 1.37% | — |