CVE-2004-1421 的 EPSS 分數歷史，展示風險變化與利用機率趨勢，支援漏洞優先級與安全分析。
| # | 日期 | 舊 EPSS 分數 | 新 EPSS 分數 | 變化（新 − 舊） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 7.65% | 4.23% | -3.42% |
| 2 | 2025-11-18 | 6.69% | 7.65% | +0.96% |
| 3 | 2025-03-30 | 7.53% | 6.69% | -0.84% |
| 4 | 2025-03-29 | 6.69% | 7.53% | +0.84% |
| 5 | 2025-03-17 | 4.18% | 6.69% | +2.51% |
| 6 | 2024-12-17 | 3.06% | 4.18% | +1.13% |
| 7 | 2024-01-20 | 4.93% | 3.06% | -1.87% |
| 8 | 2023-03-07 | 1.97% | 4.93% | +2.95% |
| 9 | 2022-02-04 | — | 1.97% | — |