CVE-2011-0921 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 | 4.18% | 11.33% | +7.15% |
| 2 | 2026-05-05 | 4.71% | 4.18% | -0.53% |
| 3 | 2025-03-30 | 6.14% | 4.71% | -1.42% |
| 4 | 2025-03-29 | 4.71% | 6.14% | +1.42% |
| 5 | 2025-03-19 | 6.26% | 4.71% | -1.55% |
| 6 | 2025-03-17 | 28.60% | 6.26% | -22.34% |
| 7 | 2024-12-17 | 35.65% | 28.60% | -7.05% |
| 8 | 2023-11-18 | 42.71% | 35.65% | -7.06% |
| 9 | 2023-04-23 | 32.58% | 42.71% | +10.13% |
| 10 | 2023-03-07 | 25.37% | 32.58% | +7.21% |
| 11 | 2022-02-04 | — | 25.37% | — |