EPSS score history for CVE-2021-1393, 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 | 2.06% | 2.25% | +0.19% |
| 2 | 2026-01-25 | 1.06% | 2.06% | +1.01% |
| 3 | 2025-11-21 | 1.96% | 1.06% | -0.91% |
| 4 | 2025-11-18 | 1.06% | 1.96% | +0.91% |
| 5 | 2025-03-30 | 3.13% | 1.06% | -2.07% |
| 6 | 2025-03-29 | 1.06% | 3.13% | +2.07% |
| 7 | 2025-03-25 | 0.81% | 1.06% | +0.24% |
| 8 | 2025-03-19 | 0.34% | 0.81% | +0.47% |
| 9 | 2024-11-11 | 0.36% | 0.34% | -0.01% |
| 10 | 2023-11-10 | 0.28% | 0.36% | +0.08% |
| 11 | 2023-03-07 | 1.05% | 0.28% | -0.78% |
| 12 | 2022-04-01 | 9.03% | 1.05% | -7.97% |
| 13 | 2022-02-04 | 2.30% | 9.03% | +6.72% |
| 14 | 2022-01-06 | 0.52% | 2.30% | +1.78% |
| 15 | 2021-04-14 | — | 0.52% | — |