EPSS score history for CVE-2009-4477, 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 | 0.34% | 1.01% | +0.67% |
| 2 | 2026-03-18 | 0.84% | 0.34% | -0.51% |
| 3 | 2026-01-17 | 0.42% | 0.84% | +0.42% |
| 4 | 2025-03-30 | 0.59% | 0.42% | -0.16% |
| 5 | 2025-03-29 | 0.42% | 0.59% | +0.16% |
| 6 | 2025-03-17 | 0.14% | 0.42% | +0.29% |
| 7 | 2023-03-07 | 1.21% | 0.14% | -1.08% |
| 8 | 2022-02-04 | — | 1.21% | — |