CVE-2012-4821 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 | 5.01% | 6.93% | +1.92% |
| 2 | 2026-02-18 | 6.65% | 5.01% | -1.64% |
| 3 | 2025-12-28 | 5.99% | 6.65% | +0.66% |
| 4 | 2025-03-30 | 18.62% | 5.99% | -12.62% |
| 5 | 2025-03-29 | 5.99% | 18.62% | +12.62% |
| 6 | 2025-03-17 | 44.24% | 5.99% | -38.25% |
| 7 | 2025-01-30 | 52.76% | 44.24% | -8.52% |
| 8 | 2024-12-17 | 12.89% | 52.76% | +39.87% |
| 9 | 2024-12-07 | 12.37% | 12.89% | +0.52% |
| 10 | 2024-02-04 | 6.66% | 12.37% | +5.71% |
| 11 | 2023-07-29 | 6.28% | 6.66% | +0.38% |
| 12 | 2023-03-07 | 12.25% | 6.28% | -5.97% |
| 13 | 2022-02-04 | — | 12.25% | — |