EPSS score history for CVE-2021-39658, 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 | 0.09% | 0.55% | +0.46% |
| 2 | 2025-07-08 | 0.26% | 0.09% | -0.17% |
| 3 | 2025-07-05 | 0.11% | 0.26% | +0.15% |
| 4 | 2025-07-01 | 0.34% | 0.11% | -0.23% |
| 5 | 2025-06-09 | 0.19% | 0.34% | +0.15% |
| 6 | 2025-06-06 | 0.07% | 0.19% | +0.12% |
| 7 | 2025-06-01 | 0.22% | 0.07% | -0.15% |
| 8 | 2025-05-04 | 0.06% | 0.22% | +0.16% |
| 9 | 2025-05-01 | 0.22% | 0.06% | -0.16% |
| 10 | 2025-04-17 | 0.06% | 0.22% | +0.16% |
| 11 | 2025-04-16 | 0.22% | 0.06% | -0.16% |
| 12 | 2025-04-15 | 0.06% | 0.22% | +0.16% |
| 13 | 2025-04-14 | 0.22% | 0.06% | -0.16% |
| 14 | 2025-04-09 | 0.06% | 0.22% | +0.16% |
| 15 | 2025-04-08 | 0.22% | 0.06% | -0.16% |
| 16 | 2025-03-30 | 0.30% | 0.22% | -0.08% |
| 17 | 2025-03-29 | 0.22% | 0.30% | +0.08% |
| 18 | 2025-03-21 | 0.06% | 0.22% | +0.16% |
| 19 | 2025-03-20 | 0.22% | 0.06% | -0.16% |
| 20 | 2025-03-17 | 0.10% | 0.22% | +0.12% |
| 21 | 2023-03-07 | 0.89% | 0.10% | -0.78% |
| 22 | 2022-02-13 | — | 0.89% | — |