EPSS score history for CVE-2009-1638, 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 | 2.16% | 2.61% | +0.45% |
| 2 | 2026-05-15 | 1.94% | 2.16% | +0.22% |
| 3 | 2025-09-24 | 2.63% | 1.94% | -0.69% |
| 4 | 2025-03-30 | 6.39% | 2.63% | -3.76% |
| 5 | 2025-03-29 | 2.63% | 6.39% | +3.76% |
| 6 | 2025-03-17 | 4.80% | 2.63% | -2.17% |
| 7 | 2025-03-11 | 4.58% | 4.80% | +0.23% |
| 8 | 2024-11-23 | 5.00% | 4.58% | -0.42% |
| 9 | 2023-12-24 | 4.09% | 5.00% | +0.91% |
| 10 | 2023-11-13 | 3.39% | 4.09% | +0.70% |
| 11 | 2023-10-02 | 2.44% | 3.39% | +0.94% |
| 12 | 2023-03-07 | 4.48% | 2.44% | -2.04% |
| 13 | 2022-02-04 | — | 4.48% | — |