EPSS score history for CVE-2021-31456, 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 | 0.52% | 2.76% | +2.24% |
| 2 | 2025-08-20 | 0.41% | 0.52% | +0.11% |
| 3 | 2025-03-30 | 0.55% | 0.41% | -0.14% |
| 4 | 2025-03-29 | 0.41% | 0.55% | +0.14% |
| 5 | 2025-03-17 | 0.34% | 0.41% | +0.07% |
| 6 | 2024-12-17 | 0.35% | 0.34% | -0.01% |
| 7 | 2024-01-21 | 0.29% | 0.35% | +0.06% |
| 8 | 2023-12-12 | 0.15% | 0.29% | +0.14% |
| 9 | 2023-03-07 | 1.32% | 0.15% | -1.17% |
| 10 | 2022-04-01 | 3.30% | 1.32% | -1.98% |
| 11 | 2022-02-04 | 41.68% | 3.30% | -38.38% |
| 12 | 2022-01-06 | 13.74% | 41.68% | +27.94% |
| 13 | 2021-05-11 | 1.37% | 13.74% | +12.37% |
| 14 | 2021-05-08 | — | 1.37% | — |