EPSS score history for CVE-2021-3559, 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 | 0.37% | 1.03% | +0.67% |
| 2 | 2025-04-28 | 0.48% | 0.37% | -0.11% |
| 3 | 2025-03-30 | 1.62% | 0.48% | -1.14% |
| 4 | 2025-03-29 | 0.48% | 1.62% | +1.14% |
| 5 | 2025-03-17 | 0.07% | 0.48% | +0.41% |
| 6 | 2023-03-07 | 0.89% | 0.07% | -0.82% |
| 7 | 2022-04-01 | 4.50% | 0.89% | -3.61% |
| 8 | 2022-02-04 | 2.74% | 4.50% | +1.76% |
| 9 | 2022-01-06 | 0.62% | 2.74% | +2.12% |
| 10 | 2021-07-06 | 0.42% | 0.62% | +0.21% |
| 11 | 2021-05-25 | — | 0.42% | — |