EPSS score history for CVE-2021-39458, 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 | 0.59% | 1.15% | +0.57% |
| 2 | 2026-02-21 | 0.45% | 0.59% | +0.14% |
| 3 | 2026-01-31 | 0.35% | 0.45% | +0.10% |
| 4 | 2025-03-30 | 0.72% | 0.35% | -0.38% |
| 5 | 2025-03-29 | 0.35% | 0.72% | +0.38% |
| 6 | 2025-03-17 | 0.08% | 0.35% | +0.27% |
| 7 | 2023-03-07 | 0.89% | 0.08% | -0.81% |
| 8 | 2022-04-01 | 9.03% | 0.89% | -8.14% |
| 9 | 2022-02-04 | 2.74% | 9.03% | +6.29% |
| 10 | 2022-01-11 | 1.84% | 2.74% | +0.90% |
| 11 | 2021-09-14 | 0.42% | 1.84% | +1.42% |
| 12 | 2021-09-10 | — | 0.42% | — |