EPSS score history for CVE-2018-6639, 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 | 2026-07-07 | 3.69% | 3.64% | -0.06% |
| 2 | 2026-06-15 | 4.03% | 3.69% | -0.34% |
| 3 | 2025-09-14 | 4.24% | 4.03% | -0.21% |
| 4 | 2025-03-30 | 13.11% | 4.24% | -8.87% |
| 5 | 2025-03-29 | 4.24% | 13.11% | +8.87% |
| 6 | 2025-03-19 | 3.98% | 4.24% | +0.26% |
| 7 | 2025-03-17 | 2.34% | 3.98% | +1.64% |
| 8 | 2024-12-17 | 1.55% | 2.34% | +0.79% |
| 9 | 2024-10-01 | 1.27% | 1.55% | +0.28% |
| 10 | 2024-06-03 | 1.22% | 1.27% | +0.05% |
| 11 | 2024-03-15 | 1.05% | 1.22% | +0.17% |
| 12 | 2023-03-07 | 2.17% | 1.05% | -1.11% |
| 13 | 2022-11-25 | 1.98% | 2.17% | +0.19% |
| 14 | 2022-02-04 | 1.37% | 1.98% | +0.60% |
| 15 | 2021-04-14 | — | 1.37% | — |