EPSS score history for CVE-2009-2521, 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 | 2026-06-15 | 60.77% | 82.27% | +21.49% |
| 2 | 2026-03-04 | 60.13% | 60.77% | +0.65% |
| 3 | 2026-03-01 | 60.77% | 60.13% | -0.65% |
| 4 | 2026-02-04 | 60.13% | 60.77% | +0.65% |
| 5 | 2026-02-01 | 60.77% | 60.13% | -0.65% |
| 6 | 2026-01-04 | 60.13% | 60.77% | +0.65% |
| 7 | 2026-01-01 | 60.77% | 60.13% | -0.65% |
| 8 | 2025-12-28 | 62.70% | 60.77% | -1.93% |
| 9 | 2025-12-27 | 60.77% | 62.70% | +1.93% |
| 10 | 2025-12-04 | 60.13% | 60.77% | +0.65% |
| 11 | 2025-12-01 | 60.77% | 60.13% | -0.65% |
| 12 | 2025-11-04 | 60.13% | 60.77% | +0.65% |
| 13 | 2025-11-01 | 60.77% | 60.13% | -0.65% |
| 14 | 2025-10-28 | 62.70% | 60.77% | -1.93% |
| 15 | 2025-10-27 | 60.77% | 62.70% | +1.93% |
| 16 | 2025-10-04 | 60.13% | 60.77% | +0.65% |
| 17 | 2025-10-01 | 62.70% | 60.13% | -2.58% |
| 18 | 2025-09-04 | 67.44% | 62.70% | -4.73% |
| 19 | 2025-09-01 | 62.70% | 67.44% | +4.73% |
| 20 | 2025-08-04 | 67.44% | 62.70% | -4.73% |
| 21 | 2025-08-01 | 62.70% | 67.44% | +4.73% |
| 22 | 2025-07-30 | 60.77% | 62.70% | +1.93% |
| 23 | 2025-07-04 | 60.13% | 60.77% | +0.65% |
| 24 | 2025-07-01 | 60.77% | 60.13% | -0.65% |
| 25 | 2025-06-04 | 60.13% | 60.77% | +0.65% |
| 26 | 2025-06-01 | 60.77% | 60.13% | -0.65% |
| 27 | 2025-05-04 | 60.13% | 60.77% | +0.65% |
| 28 | 2025-05-01 | 60.77% | 60.13% | -0.65% |
| 29 | 2025-03-30 | 65.72% | 60.77% | -4.94% |
| 30 | 2025-03-29 | 60.77% | 65.72% | +4.94% |
| 31 | 2025-03-19 | 54.87% | 60.77% | +5.91% |
| 32 | 2025-03-17 | 94.05% | 54.87% | -39.19% |
| 33 | 2025-03-15 | 93.49% | 94.05% | +0.56% |
| 34 | 2025-02-07 | 93.75% | 93.49% | -0.26% |
| 35 | 2024-12-17 | 96.85% | 93.75% | -3.10% |
| 36 | 2024-11-28 | 96.82% | 96.85% | +0.03% |
| 37 | 2024-10-24 | 96.92% | 96.82% | -0.10% |
| 38 | 2024-08-11 | 96.97% | 96.92% | -0.05% |
| 39 | 2024-07-04 | 97.08% | 96.97% | -0.10% |
| 40 | 2023-12-08 | 96.97% | 97.08% | +0.10% |
| 41 | 2023-10-23 | 97.06% | 96.97% | -0.08% |
| 42 | 2023-07-24 | 96.98% | 97.06% | +0.08% |
| 43 | 2023-06-10 | 96.90% | 96.98% | +0.07% |
| 44 | 2023-04-28 | 96.80% | 96.90% | +0.10% |
| 45 | 2023-03-16 | 96.95% | 96.80% | -0.15% |
| 46 | 2023-03-07 | 70.66% | 96.95% | +26.28% |
| 47 | 2022-07-18 | 65.92% | 70.66% | +4.74% |
| 48 | 2022-07-17 | 70.66% | 65.92% | -4.74% |
| 49 | 2022-02-04 | — | 70.66% | — |