EPSS score history for CVE-2020-4821, 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 | 0.24% | 2.00% | +1.76% |
| 2 | 2025-03-30 | 0.48% | 0.24% | -0.24% |
| 3 | 2025-03-29 | 0.19% | 0.48% | +0.29% |
| 4 | 2025-03-17 | 0.44% | 0.19% | -0.25% |
| 5 | 2025-02-27 | 0.26% | 0.44% | +0.18% |
| 6 | 2024-02-19 | 0.24% | 0.26% | +0.02% |
| 7 | 2023-03-07 | 0.95% | 0.24% | -0.71% |
| 8 | 2022-04-01 | 12.49% | 0.95% | -11.54% |
| 9 | 2022-02-04 | 22.94% | 12.49% | -10.44% |
| 10 | 2022-01-06 | 6.22% | 22.94% | +16.72% |
| 11 | 2021-07-30 | 0.83% | 6.22% | +5.39% |
| 12 | 2021-07-17 | — | 0.83% | — |