EPSS score history for CVE-2021-27906, 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 | 0.65% | 3.34% | +2.69% |
| 2 | 2026-03-21 | 0.54% | 0.65% | +0.10% |
| 3 | 2025-11-21 | 1.19% | 0.54% | -0.65% |
| 4 | 2025-11-18 | 0.54% | 1.19% | +0.65% |
| 5 | 2025-09-13 | 0.44% | 0.54% | +0.10% |
| 6 | 2025-08-31 | 0.33% | 0.44% | +0.11% |
| 7 | 2025-07-02 | 0.45% | 0.33% | -0.12% |
| 8 | 2025-06-11 | 0.33% | 0.45% | +0.12% |
| 9 | 2025-04-28 | 0.18% | 0.33% | +0.15% |
| 10 | 2025-03-30 | 0.33% | 0.18% | -0.15% |
| 11 | 2025-03-29 | 0.18% | 0.33% | +0.15% |
| 12 | 2025-03-17 | 0.07% | 0.18% | +0.11% |
| 13 | 2023-03-07 | 5.24% | 0.07% | -5.17% |
| 14 | 2023-02-23 | 12.65% | 5.24% | -7.41% |
| 15 | 2022-12-30 | 5.24% | 12.65% | +7.41% |
| 16 | 2022-04-01 | 12.65% | 5.24% | -7.41% |
| 17 | 2022-02-04 | 38.69% | 12.65% | -26.03% |
| 18 | 2022-01-06 | 12.33% | 38.69% | +26.36% |
| 19 | 2021-10-21 | 11.83% | 12.33% | +0.50% |
| 20 | 2021-07-21 | 11.33% | 11.83% | +0.50% |
| 21 | 2021-05-19 | 10.82% | 11.33% | +0.51% |
| 22 | 2021-05-02 | 10.31% | 10.82% | +0.51% |
| 23 | 2021-04-14 | — | 10.31% | — |