CVE-2007-4821 的 EPSS 分数历史，展示风险变化与利用概率趋势，支持漏洞优先级与安全分析。
| # | 日期 | 旧 EPSS 分数 | 新 EPSS 分数 | 变化（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 5.45% | 9.25% | +3.79% |
| 2 | 2026-04-30 | 5.25% | 5.45% | +0.20% |
| 3 | 2025-06-30 | 5.49% | 5.25% | -0.25% |
| 4 | 2025-03-30 | 9.34% | 5.49% | -3.84% |
| 5 | 2025-03-29 | 5.49% | 9.34% | +3.84% |
| 6 | 2025-03-17 | 5.40% | 5.49% | +0.09% |
| 7 | 2024-12-17 | 9.10% | 5.40% | -3.69% |
| 8 | 2024-09-29 | 7.83% | 9.10% | +1.26% |
| 9 | 2024-04-30 | 8.00% | 7.83% | -0.16% |
| 10 | 2023-03-22 | 9.33% | 8.00% | -1.33% |
| 11 | 2023-03-07 | 7.69% | 9.33% | +1.65% |
| 12 | 2022-02-04 | — | 7.69% | — |