EPSS score history for CVE-2021-1920, 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 | 0.33% | 0.77% | +0.44% |
| 2 | 2025-09-19 | 0.24% | 0.33% | +0.09% |
| 3 | 2025-03-30 | 0.78% | 0.24% | -0.54% |
| 4 | 2025-03-29 | 0.24% | 0.78% | +0.54% |
| 5 | 2025-03-19 | 0.25% | 0.24% | -0.01% |
| 6 | 2025-03-17 | 0.17% | 0.25% | +0.09% |
| 7 | 2023-03-07 | 0.89% | 0.17% | -0.72% |
| 8 | 2022-04-01 | 9.03% | 0.89% | -8.14% |
| 9 | 2022-02-04 | 1.84% | 9.03% | +7.19% |
| 10 | 2022-01-06 | 0.42% | 1.84% | +1.42% |
| 11 | 2021-09-09 | — | 0.42% | — |