EPSS score history for CVE-2015-1721, 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 | 10.94% | 3.30% | -7.64% |
| 2 | 2025-12-28 | 8.08% | 10.94% | +2.85% |
| 3 | 2025-12-27 | 9.65% | 8.08% | -1.56% |
| 4 | 2025-10-28 | 8.14% | 9.65% | +1.51% |
| 5 | 2025-10-27 | 9.65% | 8.14% | -1.51% |
| 6 | 2025-10-01 | 8.14% | 9.65% | +1.51% |
| 7 | 2025-05-21 | 2.69% | 8.14% | +5.45% |
| 8 | 2025-03-30 | 2.08% | 2.69% | +0.61% |
| 9 | 2025-03-29 | 2.69% | 2.08% | -0.61% |
| 10 | 2025-03-19 | 2.32% | 2.69% | +0.37% |
| 11 | 2025-03-17 | 12.75% | 2.32% | -10.43% |
| 12 | 2025-01-20 | 10.38% | 12.75% | +2.37% |
| 13 | 2024-12-17 | 0.04% | 10.38% | +10.33% |
| 14 | 2023-03-07 | 1.71% | 0.04% | -1.67% |
| 15 | 2022-02-04 | — | 1.71% | — |