CVE-2021-40407 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 | 2026-05-10 | 32.57% | 25.28% | -7.30% |
| 2 | 2026-01-28 | 26.96% | 32.57% | +5.61% |
| 3 | 2026-01-26 | 34.18% | 26.96% | -7.21% |
| 4 | 2025-11-21 | 51.22% | 34.18% | -17.04% |
| 5 | 2025-11-18 | 34.18% | 51.22% | +17.04% |
| 6 | 2025-11-04 | 44.30% | 34.18% | -10.12% |
| 7 | 2025-10-22 | 47.29% | 44.30% | -2.99% |
| 8 | 2025-05-16 | 37.21% | 47.29% | +10.08% |
| 9 | 2025-03-30 | 68.24% | 37.21% | -31.04% |
| 10 | 2025-03-29 | 37.21% | 68.24% | +31.04% |
| 11 | 2025-03-23 | 33.11% | 37.21% | +4.10% |
| 12 | 2025-03-17 | 6.67% | 33.11% | +26.44% |
| 13 | 2025-03-02 | 9.10% | 6.67% | -2.43% |
| 14 | 2025-02-14 | 3.62% | 9.10% | +5.47% |
| 15 | 2025-01-31 | 4.84% | 3.62% | -1.21% |
| 16 | 2025-01-16 | 3.08% | 4.84% | +1.75% |
| 17 | 2024-12-20 | 2.49% | 3.08% | +0.59% |
| 18 | 2024-12-19 | 1.76% | 2.49% | +0.73% |
| 19 | 2024-12-17 | 1.70% | 1.76% | +0.07% |
| 20 | 2024-11-08 | 1.45% | 1.70% | +0.25% |
| 21 | 2024-10-13 | 0.42% | 1.45% | +1.03% |
| 22 | 2024-09-03 | 0.48% | 0.42% | -0.06% |
| 23 | 2024-05-03 | 0.36% | 0.48% | +0.11% |
| 24 | 2023-08-21 | 0.28% | 0.36% | +0.09% |
| 25 | 2023-07-11 | 0.23% | 0.28% | +0.04% |
| 26 | 2023-03-07 | 2.05% | 0.23% | -1.82% |
| 27 | 2022-02-04 | 0.42% | 2.05% | +1.64% |
| 28 | 2022-01-29 | — | 0.42% | — |