EPSS score history for CVE-2021-1996, 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% | 1.26% | +0.99% |
| 2 | 2026-03-18 | 0.39% | 0.27% | -0.12% |
| 3 | 2025-11-21 | 0.27% | 0.39% | +0.12% |
| 4 | 2025-11-18 | 0.39% | 0.27% | -0.12% |
| 5 | 2025-03-30 | 0.46% | 0.39% | -0.08% |
| 6 | 2025-03-29 | 0.39% | 0.46% | +0.08% |
| 7 | 2025-03-17 | 10.72% | 0.39% | -10.34% |
| 8 | 2024-12-17 | 0.07% | 10.72% | +10.65% |
| 9 | 2023-03-07 | 0.89% | 0.07% | -0.82% |
| 10 | 2022-04-01 | 7.79% | 0.89% | -6.90% |
| 11 | 2022-02-04 | 1.95% | 7.79% | +5.84% |
| 12 | 2022-01-06 | 0.44% | 1.95% | +1.51% |
| 13 | 2021-04-14 | — | 0.44% | — |