EPSS score history for CVE-2021-1939, 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% | 0.14% | +0.10% |
| 2 | 2025-03-30 | 0.06% | 0.03% | -0.03% |
| 3 | 2025-03-29 | 0.04% | 0.06% | +0.02% |
| 4 | 2023-03-07 | 0.89% | 0.04% | -0.84% |
| 5 | 2022-04-01 | 1.40% | 0.89% | -0.52% |
| 6 | 2022-02-04 | 1.84% | 1.40% | -0.44% |
| 7 | 2022-01-06 | 0.42% | 1.84% | +1.42% |
| 8 | 2021-10-11 | 1.84% | 0.42% | -1.42% |
| 9 | 2021-10-05 | 0.42% | 1.84% | +1.42% |
| 10 | 2021-09-17 | — | 0.42% | — |