EPSS score history for CVE-2021-20294, 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 | 22.71% | 3.41% | -19.30% |
| 2 | 2026-04-06 | 15.86% | 22.71% | +6.85% |
| 3 | 2026-03-05 | 15.67% | 15.86% | +0.19% |
| 4 | 2026-02-21 | 15.05% | 15.67% | +0.61% |
| 5 | 2025-11-21 | 25.02% | 15.05% | -9.97% |
| 6 | 2025-11-18 | 15.05% | 25.02% | +9.97% |
| 7 | 2025-10-28 | 19.16% | 15.05% | -4.11% |
| 8 | 2025-09-01 | 15.05% | 19.16% | +4.11% |
| 9 | 2025-07-13 | 15.73% | 15.05% | -0.68% |
| 10 | 2025-06-15 | 15.76% | 15.73% | -0.03% |
| 11 | 2025-03-30 | 40.90% | 15.76% | -25.14% |
| 12 | 2025-03-29 | 15.76% | 40.90% | +25.14% |
| 13 | 2025-03-28 | 40.90% | 15.76% | -25.14% |
| 14 | 2025-03-27 | 26.07% | 40.90% | +14.83% |
| 15 | 2025-03-20 | 40.90% | 26.07% | -14.83% |
| 16 | 2025-03-19 | 26.07% | 40.90% | +14.83% |
| 17 | 2025-03-17 | 0.21% | 26.07% | +25.85% |
| 18 | 2024-12-17 | 0.29% | 0.21% | -0.08% |
| 19 | 2024-09-01 | 0.19% | 0.29% | +0.10% |
| 20 | 2023-11-08 | 0.10% | 0.19% | +0.09% |
| 21 | 2023-03-07 | 2.15% | 0.10% | -2.05% |
| 22 | 2023-01-22 | 1.11% | 2.15% | +1.04% |
| 23 | 2022-08-15 | 1.02% | 1.11% | +0.09% |
| 24 | 2022-04-01 | 1.79% | 1.02% | -0.77% |
| 25 | 2022-02-04 | 5.36% | 1.79% | -3.58% |
| 26 | 2022-01-13 | 4.50% | 5.36% | +0.86% |
| 27 | 2022-01-06 | 1.04% | 4.50% | +3.46% |
| 28 | 2021-06-30 | 0.83% | 1.04% | +0.21% |
| 29 | 2021-06-29 | 0.62% | 0.83% | +0.21% |
| 30 | 2021-05-01 | 0.62% | 0.62% | +0.00% |
| 31 | 2021-04-30 | — | 0.62% | — |