EPSS score history for CVE-2021-20178, 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 | 0.03% | 0.34% | +0.30% |
| 2 | 2025-11-21 | 0.08% | 0.03% | -0.04% |
| 3 | 2025-11-18 | 0.04% | 0.08% | +0.04% |
| 4 | 2025-03-30 | 0.10% | 0.04% | -0.05% |
| 5 | 2025-03-29 | 0.04% | 0.10% | +0.05% |
| 6 | 2025-03-19 | 0.06% | 0.04% | -0.02% |
| 7 | 2025-03-17 | 0.05% | 0.06% | +0.01% |
| 8 | 2023-03-07 | 0.95% | 0.05% | -0.90% |
| 9 | 2022-04-01 | 1.67% | 0.95% | -0.72% |
| 10 | 2022-02-04 | 5.36% | 1.67% | -3.69% |
| 11 | 2022-01-06 | 1.25% | 5.36% | +4.12% |
| 12 | 2021-05-27 | — | 1.25% | — |