EPSS score history for CVE-2009-4000, 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 | 2026-06-30 | 21.24% | 19.78% | -1.46% |
| 2 | 2026-06-15 | 31.57% | 21.24% | -10.33% |
| 3 | 2025-07-14 | 20.15% | 31.57% | +11.43% |
| 4 | 2025-06-13 | 29.13% | 20.15% | -8.98% |
| 5 | 2025-04-15 | 37.82% | 29.13% | -8.69% |
| 6 | 2025-03-30 | 55.16% | 37.82% | -17.34% |
| 7 | 2025-03-29 | 37.82% | 55.16% | +17.34% |
| 8 | 2025-03-19 | 36.43% | 37.82% | +1.39% |
| 9 | 2025-03-17 | 51.26% | 36.43% | -14.83% |
| 10 | 2024-12-17 | 55.66% | 51.26% | -4.40% |
| 11 | 2024-11-19 | 69.32% | 55.66% | -13.66% |
| 12 | 2024-09-17 | 9.56% | 69.32% | +59.75% |
| 13 | 2024-05-24 | 5.89% | 9.56% | +3.67% |
| 14 | 2024-05-10 | 5.04% | 5.89% | +0.85% |
| 15 | 2024-04-25 | 5.24% | 5.04% | -0.20% |
| 16 | 2024-03-15 | 4.78% | 5.24% | +0.45% |
| 17 | 2024-02-08 | 69.32% | 4.78% | -64.53% |
| 18 | 2023-03-07 | 25.37% | 69.32% | +43.94% |
| 19 | 2022-07-18 | 7.78% | 25.37% | +17.60% |
| 20 | 2022-07-17 | 25.37% | 7.78% | -17.60% |
| 21 | 2022-02-04 | — | 25.37% | — |