EPSS score history for CVE-2020-21990, 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 | 1.31% | 2.33% | +1.02% |
| 2 | 2025-12-19 | 0.97% | 1.31% | +0.34% |
| 3 | 2025-03-30 | 1.78% | 0.97% | -0.81% |
| 4 | 2025-03-29 | 0.97% | 1.78% | +0.81% |
| 5 | 2025-03-17 | 22.87% | 0.97% | -21.91% |
| 6 | 2024-12-27 | 21.67% | 22.87% | +1.20% |
| 7 | 2024-12-17 | 12.68% | 21.67% | +8.99% |
| 8 | 2024-12-11 | 11.35% | 12.68% | +1.33% |
| 9 | 2024-10-19 | 5.86% | 11.35% | +5.49% |
| 10 | 2024-09-16 | 3.89% | 5.86% | +1.98% |
| 11 | 2024-08-15 | 2.83% | 3.89% | +1.05% |
| 12 | 2024-06-30 | 2.50% | 2.83% | +0.33% |
| 13 | 2024-06-01 | 2.27% | 2.50% | +0.24% |
| 14 | 2024-02-23 | 1.79% | 2.27% | +0.47% |
| 15 | 2024-02-08 | 1.49% | 1.79% | +0.30% |
| 16 | 2024-01-13 | 1.62% | 1.49% | -0.13% |
| 17 | 2023-04-14 | 1.15% | 1.62% | +0.47% |
| 18 | 2023-03-07 | 8.38% | 1.15% | -7.23% |
| 19 | 2022-11-15 | 1.05% | 8.38% | +7.33% |
| 20 | 2022-07-15 | 8.38% | 1.05% | -7.33% |
| 21 | 2022-04-01 | 23.85% | 8.38% | -15.47% |
| 22 | 2022-02-04 | 3.43% | 23.85% | +20.42% |
| 23 | 2021-05-01 | 0.78% | 3.43% | +2.64% |
| 24 | 2021-04-30 | — | 0.78% | — |