EPSS score history for CVE-2021-3907, showing historical risk changes and exploitation probability trends for vulnerability prioritization and security analysis.
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.89% | 4.06% | +2.18% |
| 2 | 2026-03-12 | 1.47% | 1.89% | +0.42% |
| 3 | 2026-03-04 | 1.84% | 1.47% | -0.38% |
| 4 | 2026-03-01 | 1.47% | 1.84% | +0.37% |
| 5 | 2026-02-04 | 2.19% | 1.47% | -0.71% |
| 6 | 2026-02-01 | 1.51% | 2.19% | +0.68% |
| 7 | 2026-01-04 | 2.19% | 1.51% | -0.68% |
| 8 | 2026-01-01 | 1.54% | 2.19% | +0.65% |
| 9 | 2025-12-04 | 2.19% | 1.54% | -0.65% |
| 10 | 2025-12-01 | 1.54% | 2.19% | +0.65% |
| 11 | 2025-11-21 | 5.94% | 1.54% | -4.40% |
| 12 | 2025-11-18 | 1.54% | 5.94% | +4.40% |
| 13 | 2025-11-04 | 2.24% | 1.54% | -0.71% |
| 14 | 2025-11-01 | 1.58% | 2.24% | +0.67% |
| 15 | 2025-10-19 | 1.54% | 1.58% | +0.04% |
| 16 | 2025-10-04 | 2.19% | 1.54% | -0.65% |
| 17 | 2025-10-01 | 1.54% | 2.19% | +0.65% |
| 18 | 2025-09-05 | 2.19% | 1.54% | -0.65% |
| 19 | 2025-09-01 | 1.54% | 2.19% | +0.65% |
| 20 | 2025-08-04 | 2.19% | 1.54% | -0.65% |
| 21 | 2025-08-01 | 1.54% | 2.19% | +0.65% |
| 22 | 2025-07-04 | 2.19% | 1.54% | -0.65% |
| 23 | 2025-07-01 | 1.64% | 2.19% | +0.54% |
| 24 | 2025-06-28 | 0.95% | 1.64% | +0.69% |
| 25 | 2025-06-26 | 1.15% | 0.95% | -0.20% |
| 26 | 2025-06-25 | 1.20% | 1.15% | -0.05% |
| 27 | 2025-06-04 | 1.26% | 1.20% | -0.06% |
| 28 | 2025-06-01 | 1.20% | 1.26% | +0.06% |
| 29 | 2025-05-04 | 1.26% | 1.20% | -0.06% |
| 30 | 2025-05-01 | 1.20% | 1.26% | +0.06% |
| 31 | 2025-04-20 | 1.12% | 1.20% | +0.07% |
| 32 | 2025-03-30 | 3.42% | 1.12% | -2.30% |
| 33 | 2025-03-29 | 1.12% | 3.42% | +2.30% |
| 34 | 2025-03-17 | 26.09% | 1.12% | -24.97% |
| 35 | 2025-02-12 | 20.23% | 26.09% | +5.86% |
| 36 | 2024-12-17 | 7.18% | 20.23% | +13.05% |
| 37 | 2024-10-17 | 6.84% | 7.18% | +0.35% |
| 38 | 2024-07-17 | 6.43% | 6.84% | +0.41% |
| 39 | 2024-06-07 | 5.97% | 6.43% | +0.46% |
| 40 | 2024-05-12 | 5.11% | 5.97% | +0.86% |
| 41 | 2024-04-15 | 4.94% | 5.11% | +0.17% |
| 42 | 2024-02-03 | 2.53% | 4.94% | +2.41% |
| 43 | 2023-07-03 | 1.56% | 2.53% | +0.98% |
| 44 | 2023-06-19 | 1.74% | 1.56% | -0.18% |
| 45 | 2023-06-04 | 1.23% | 1.74% | +0.51% |
| 46 | 2023-05-08 | 0.95% | 1.23% | +0.29% |
| 47 | 2023-04-24 | 0.84% | 0.95% | +0.10% |
| 48 | 2023-03-07 | 5.63% | 0.84% | -4.79% |
| 49 | 2022-04-01 | 46.46% | 5.63% | -40.82% |
| 50 | 2022-02-04 | 7.71% | 46.46% | +38.75% |
| 51 | 2022-01-13 | 5.88% | 7.71% | +1.83% |
| 52 | 2022-01-06 | 1.37% | 5.88% | +4.51% |
| 53 | 2022-01-01 | 0.92% | 1.37% | +0.46% |
| 54 | 2021-11-12 | — | 0.92% | — |