EPSS score history for CVE-2021-31409, 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 | 0.72% | 1.67% | +0.95% |
| 2 | 2025-12-28 | 0.56% | 0.72% | +0.16% |
| 3 | 2025-12-27 | 0.72% | 0.56% | -0.16% |
| 4 | 2025-10-28 | 0.56% | 0.72% | +0.16% |
| 5 | 2025-10-27 | 0.72% | 0.56% | -0.16% |
| 6 | 2025-10-01 | 0.56% | 0.72% | +0.16% |
| 7 | 2025-07-30 | 0.72% | 0.56% | -0.16% |
| 8 | 2025-03-30 | 1.15% | 0.72% | -0.42% |
| 9 | 2025-03-29 | 0.72% | 1.15% | +0.42% |
| 10 | 2025-03-17 | 0.15% | 0.72% | +0.57% |
| 11 | 2023-11-14 | 0.14% | 0.15% | +0.01% |
| 12 | 2023-03-07 | 0.95% | 0.14% | -0.81% |
| 13 | 2022-04-01 | 5.74% | 0.95% | -4.78% |
| 14 | 2022-02-04 | 3.63% | 5.74% | +2.11% |
| 15 | 2022-01-06 | 0.83% | 3.63% | +2.80% |
| 16 | 2021-05-07 | — | 0.83% | — |