EPSS score history for CVE-2021-28979, 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 | 2026-07-09 | 1.44% | 1.17% | -0.27% |
| 2 | 2026-06-15 | 0.99% | 1.44% | +0.45% |
| 3 | 2026-02-05 | 0.54% | 0.99% | +0.45% |
| 4 | 2025-11-21 | 0.58% | 0.54% | -0.04% |
| 5 | 2025-11-18 | 0.54% | 0.58% | +0.04% |
| 6 | 2025-03-30 | 1.04% | 0.54% | -0.50% |
| 7 | 2025-03-29 | 0.54% | 1.04% | +0.50% |
| 8 | 2025-03-17 | 0.15% | 0.54% | +0.39% |
| 9 | 2023-12-26 | 0.15% | 0.15% | +0.01% |
| 10 | 2023-03-07 | 1.14% | 0.15% | -0.99% |
| 11 | 2022-04-01 | 7.38% | 1.14% | -6.24% |
| 12 | 2022-02-04 | 4.53% | 7.38% | +2.85% |
| 13 | 2022-01-06 | 1.05% | 4.53% | +3.48% |
| 14 | 2021-06-17 | — | 1.05% | — |