EPSS score history for CVE-2021-3521, 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 | 0.03% | 0.30% | +0.28% |
| 2 | 2025-03-17 | 0.05% | 0.03% | -0.02% |
| 3 | 2023-09-24 | 0.05% | 0.05% | +0.00% |
| 4 | 2023-03-07 | 1.02% | 0.05% | -0.97% |
| 5 | 2023-02-13 | 1.18% | 1.02% | -0.17% |
| 6 | 2023-02-03 | 1.02% | 1.18% | +0.17% |
| 7 | 2022-08-27 | 0.95% | 1.02% | +0.07% |
| 8 | 2022-08-23 | — | 0.95% | — |