EPSS score history for CVE-2009-4978, 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 | 2026-06-23 | 2.98% | 2.92% | -0.06% |
| 2 | 2026-06-15 | 1.70% | 2.98% | +1.28% |
| 3 | 2025-05-04 | 1.82% | 1.70% | -0.13% |
| 4 | 2025-03-30 | 2.63% | 1.82% | -0.81% |
| 5 | 2025-03-29 | 1.82% | 2.63% | +0.81% |
| 6 | 2025-03-17 | 0.33% | 1.82% | +1.49% |
| 7 | 2023-03-07 | 1.14% | 0.33% | -0.81% |
| 8 | 2022-02-04 | — | 1.14% | — |