EPSS score history for CVE-2021-3639, 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 | 2026-06-22 | 0.73% | 0.75% | +0.03% |
| 2 | 2026-06-15 | 0.50% | 0.73% | +0.22% |
| 3 | 2026-06-10 | 0.16% | 0.50% | +0.34% |
| 4 | 2026-01-27 | 0.13% | 0.16% | +0.03% |
| 5 | 2025-11-21 | 0.26% | 0.13% | -0.13% |
| 6 | 2025-11-18 | 0.10% | 0.26% | +0.16% |
| 7 | 2025-03-30 | 0.23% | 0.10% | -0.13% |
| 8 | 2025-03-29 | 0.05% | 0.23% | +0.18% |
| 9 | 2023-03-07 | 0.95% | 0.05% | -0.90% |
| 10 | 2022-08-27 | 0.89% | 0.95% | +0.06% |
| 11 | 2022-08-23 | — | 0.89% | — |