EPSS score history for CVE-2021-4422, 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 | 0.27% | 0.54% | +0.28% |
| 2 | 2026-04-06 | 0.20% | 0.27% | +0.06% |
| 3 | 2025-03-30 | 0.99% | 0.20% | -0.79% |
| 4 | 2025-03-29 | 0.20% | 0.99% | +0.79% |
| 5 | 2025-03-24 | 0.45% | 0.20% | -0.25% |
| 6 | 2025-03-23 | 0.20% | 0.45% | +0.25% |
| 7 | 2025-03-17 | 0.08% | 0.20% | +0.12% |
| 8 | 2023-07-12 | — | 0.08% | — |