EPSS score history for CVE-2021-28879, 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 | 1.10% | 2.43% | +1.33% |
| 2 | 2026-01-05 | 0.67% | 1.10% | +0.43% |
| 3 | 2025-11-21 | 1.49% | 0.67% | -0.82% |
| 4 | 2025-11-18 | 0.67% | 1.49% | +0.82% |
| 5 | 2025-10-18 | 0.12% | 0.67% | +0.55% |
| 6 | 2025-03-30 | 0.56% | 0.12% | -0.44% |
| 7 | 2025-03-29 | 0.12% | 0.56% | +0.44% |
| 8 | 2025-03-17 | 0.80% | 0.12% | -0.68% |
| 9 | 2024-12-17 | 1.05% | 0.80% | -0.25% |
| 10 | 2023-12-26 | 0.95% | 1.05% | +0.10% |
| 11 | 2023-11-16 | 0.78% | 0.95% | +0.17% |
| 12 | 2023-11-08 | 0.28% | 0.78% | +0.50% |
| 13 | 2023-03-07 | 1.11% | 0.28% | -0.83% |
| 14 | 2022-10-17 | 1.02% | 1.11% | +0.09% |
| 15 | 2022-04-01 | 15.35% | 1.02% | -14.33% |
| 16 | 2022-02-04 | 5.36% | 15.35% | +9.99% |
| 17 | 2022-01-06 | 1.25% | 5.36% | +4.12% |
| 18 | 2021-04-27 | 0.62% | 1.25% | +0.62% |
| 19 | 2021-04-14 | — | 0.62% | — |