EPSS score history for CVE-2021-20237, 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 | 0.65% | 1.69% | +1.04% |
| 2 | 2026-04-25 | 3.50% | 0.65% | -2.85% |
| 3 | 2026-04-09 | 1.15% | 3.50% | +2.35% |
| 4 | 2025-11-21 | 1.26% | 1.15% | -0.11% |
| 5 | 2025-11-18 | 1.15% | 1.26% | +0.11% |
| 6 | 2025-11-06 | 1.33% | 1.15% | -0.18% |
| 7 | 2025-07-28 | 2.02% | 1.33% | -0.69% |
| 8 | 2025-03-30 | 3.36% | 2.02% | -1.33% |
| 9 | 2025-03-29 | 2.02% | 3.36% | +1.33% |
| 10 | 2025-03-17 | 0.39% | 2.02% | +1.63% |
| 11 | 2024-12-17 | 0.16% | 0.39% | +0.23% |
| 12 | 2023-03-07 | 1.05% | 0.16% | -0.89% |
| 13 | 2022-04-01 | 4.50% | 1.05% | -3.44% |
| 14 | 2022-02-04 | 4.24% | 4.50% | +0.26% |
| 15 | 2022-01-06 | 0.98% | 4.24% | +3.26% |
| 16 | 2021-05-29 | — | 0.98% | — |