EPSS score history for CVE-2009-4227, 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 | 15.00% | 10.60% | -4.39% |
| 2 | 2026-04-12 | 17.42% | 15.00% | -2.42% |
| 3 | 2026-01-30 | 17.02% | 17.42% | +0.40% |
| 4 | 2025-03-30 | 33.62% | 17.02% | -16.60% |
| 5 | 2025-03-29 | 17.02% | 33.62% | +16.60% |
| 6 | 2025-03-17 | 25.98% | 17.02% | -8.97% |
| 7 | 2024-12-17 | 17.07% | 25.98% | +8.92% |
| 8 | 2024-03-12 | 17.88% | 17.07% | -0.81% |
| 9 | 2023-08-01 | 18.92% | 17.88% | -1.04% |
| 10 | 2023-03-07 | 28.82% | 18.92% | -9.90% |
| 11 | 2022-02-04 | — | 28.82% | — |