EPSS score history for CVE-2021-26566, 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 | 0.53% | 1.44% | +0.91% |
| 2 | 2025-10-25 | 0.44% | 0.53% | +0.10% |
| 3 | 2025-03-30 | 0.67% | 0.44% | -0.24% |
| 4 | 2025-03-29 | 0.44% | 0.67% | +0.24% |
| 5 | 2025-03-17 | 0.32% | 0.44% | +0.11% |
| 6 | 2025-02-02 | 0.46% | 0.32% | -0.13% |
| 7 | 2024-12-17 | 0.17% | 0.46% | +0.29% |
| 8 | 2023-03-07 | 0.89% | 0.17% | -0.71% |
| 9 | 2022-04-01 | 9.03% | 0.89% | -8.14% |
| 10 | 2022-02-04 | 4.73% | 9.03% | +4.30% |
| 11 | 2022-01-06 | 1.09% | 4.73% | +3.64% |
| 12 | 2021-04-20 | 0.73% | 1.09% | +0.36% |
| 13 | 2021-04-14 | — | 0.73% | — |