EPSS score history for CVE-2021-40449, 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 | 2026-06-23 | 74.13% | 73.38% | -0.75% |
| 2 | 2026-06-15 | 91.51% | 74.13% | -17.38% |
| 3 | 2026-06-04 | 91.73% | 91.51% | -0.22% |
| 4 | 2026-04-25 | 91.79% | 91.73% | -0.05% |
| 5 | 2026-04-21 | 91.73% | 91.79% | +0.05% |
| 6 | 2026-03-29 | 91.12% | 91.73% | +0.62% |
| 7 | 2026-03-06 | 91.30% | 91.12% | -0.19% |
| 8 | 2026-02-24 | 91.37% | 91.30% | -0.06% |
| 9 | 2026-02-23 | 91.72% | 91.37% | -0.35% |
| 10 | 2026-02-18 | 91.89% | 91.72% | -0.17% |
| 11 | 2025-12-28 | 91.57% | 91.89% | +0.32% |
| 12 | 2025-12-27 | 91.73% | 91.57% | -0.16% |
| 13 | 2025-12-18 | 91.94% | 91.73% | -0.20% |
| 14 | 2025-11-21 | 88.99% | 91.94% | +2.95% |
| 15 | 2025-11-18 | 91.89% | 88.99% | -2.90% |
| 16 | 2025-10-31 | 91.64% | 91.89% | +0.25% |
| 17 | 2025-10-28 | 91.47% | 91.64% | +0.17% |
| 18 | 2025-10-27 | 91.64% | 91.47% | -0.17% |
| 19 | 2025-10-22 | 86.22% | 91.64% | +5.42% |
| 20 | 2025-10-01 | 85.73% | 86.22% | +0.49% |
| 21 | 2025-09-14 | 84.58% | 85.73% | +1.16% |
| 22 | 2025-09-13 | 83.38% | 84.58% | +1.20% |
| 23 | 2025-08-05 | 83.59% | 83.38% | -0.21% |
| 24 | 2025-07-26 | 83.76% | 83.59% | -0.16% |
| 25 | 2025-07-23 | 83.55% | 83.76% | +0.21% |
| 26 | 2025-07-21 | 83.38% | 83.55% | +0.17% |
| 27 | 2025-07-20 | 84.58% | 83.38% | -1.20% |
| 28 | 2025-06-14 | 83.46% | 84.58% | +1.11% |
| 29 | 2025-06-12 | 85.48% | 83.46% | -2.02% |
| 30 | 2025-06-11 | 85.09% | 85.48% | +0.39% |
| 31 | 2025-05-15 | 85.22% | 85.09% | -0.12% |
| 32 | 2025-05-04 | 83.51% | 85.22% | +1.70% |
| 33 | 2025-04-29 | 82.33% | 83.51% | +1.18% |
| 34 | 2025-03-30 | 84.66% | 82.33% | -2.33% |
| 35 | 2025-03-29 | 82.33% | 84.66% | +2.33% |
| 36 | 2025-03-28 | 84.66% | 82.33% | -2.33% |
| 37 | 2025-03-27 | 82.12% | 84.66% | +2.53% |
| 38 | 2025-03-24 | 82.33% | 82.12% | -0.21% |
| 39 | 2025-03-23 | 82.12% | 82.33% | +0.21% |
| 40 | 2025-03-20 | 82.56% | 82.12% | -0.44% |
| 41 | 2025-03-19 | 82.36% | 82.56% | +0.20% |
| 42 | 2025-03-17 | 0.73% | 82.36% | +81.63% |
| 43 | 2025-03-02 | 0.76% | 0.73% | -0.03% |
| 44 | 2025-01-29 | 1.03% | 0.76% | -0.27% |
| 45 | 2024-12-17 | 0.31% | 1.03% | +0.72% |
| 46 | 2024-10-16 | 0.17% | 0.31% | +0.14% |
| 47 | 2024-07-24 | 0.15% | 0.17% | +0.02% |
| 48 | 2024-02-01 | 0.18% | 0.15% | -0.03% |
| 49 | 2023-03-07 | 9.10% | 0.18% | -8.92% |
| 50 | 2022-08-14 | 7.63% | 9.10% | +1.47% |
| 51 | 2022-02-04 | 70.43% | 7.63% | -62.80% |
| 52 | 2021-11-11 | 61.28% | 70.43% | +9.14% |
| 53 | 2021-11-10 | 17.64% | 61.28% | +43.64% |
| 54 | 2021-10-20 | 1.84% | 17.64% | +15.80% |
| 55 | 2021-10-17 | 0.42% | 1.84% | +1.42% |
| 56 | 2021-10-13 | — | 0.42% | — |