EPSS score history for CVE-2021-30847, 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 | 0.40% | 2.89% | +2.48% |
| 2 | 2025-11-21 | 0.27% | 0.40% | +0.13% |
| 3 | 2025-11-18 | 0.40% | 0.27% | -0.13% |
| 4 | 2025-03-30 | 0.53% | 0.40% | -0.13% |
| 5 | 2025-03-29 | 0.40% | 0.53% | +0.13% |
| 6 | 2025-03-17 | 0.22% | 0.40% | +0.18% |
| 7 | 2025-03-08 | 0.26% | 0.22% | -0.03% |
| 8 | 2024-12-17 | 0.17% | 0.26% | +0.09% |
| 9 | 2024-07-04 | 0.07% | 0.17% | +0.09% |
| 10 | 2023-03-07 | 1.89% | 0.07% | -1.81% |
| 11 | 2022-04-01 | 4.96% | 1.89% | -3.07% |
| 12 | 2022-02-04 | 2.85% | 4.96% | +2.10% |
| 13 | 2022-01-06 | 0.60% | 2.85% | +2.25% |
| 14 | 2021-10-28 | 0.38% | 0.60% | +0.22% |
| 15 | 2021-10-26 | 2.53% | 0.38% | -2.15% |
| 16 | 2021-10-20 | — | 2.53% | — |