EPSS score history for CVE-2021-47664, 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 | 2026-07-15 | 0.34% | 0.38% | +0.03% |
| 2 | 2026-06-15 | 0.38% | 0.34% | -0.03% |
| 3 | 2026-06-09 | 0.49% | 0.38% | -0.12% |
| 4 | 2026-06-04 | 0.24% | 0.49% | +0.25% |
| 5 | 2026-06-02 | 0.09% | 0.24% | +0.15% |
| 6 | 2026-02-18 | 0.04% | 0.09% | +0.05% |
| 7 | 2025-11-21 | 0.06% | 0.04% | -0.02% |
| 8 | 2025-11-18 | 0.03% | 0.06% | +0.03% |
| 9 | 2025-09-20 | 0.05% | 0.03% | -0.02% |
| 10 | 2025-08-24 | 0.03% | 0.05% | +0.02% |
| 11 | 2025-04-24 | — | 0.03% | — |