EPSS score history for CVE-2021-21799, 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 | 73.14% | 12.29% | -60.85% |
| 2 | 2026-05-01 | 75.91% | 73.14% | -2.77% |
| 3 | 2025-11-21 | 81.07% | 75.91% | -5.16% |
| 4 | 2025-11-18 | 75.91% | 81.07% | +5.16% |
| 5 | 2025-10-01 | 75.98% | 75.91% | -0.07% |
| 6 | 2025-04-21 | 76.98% | 75.98% | -1.00% |
| 7 | 2025-03-30 | 78.78% | 76.98% | -1.80% |
| 8 | 2025-03-29 | 76.98% | 78.78% | +1.80% |
| 9 | 2025-03-28 | 70.66% | 76.98% | +6.32% |
| 10 | 2025-03-24 | 76.98% | 70.66% | -6.32% |
| 11 | 2025-03-23 | 70.66% | 76.98% | +6.32% |
| 12 | 2025-03-18 | 76.98% | 70.66% | -6.32% |
| 13 | 2025-03-17 | 65.17% | 76.98% | +11.81% |
| 14 | 2025-03-15 | 64.50% | 65.17% | +0.67% |
| 15 | 2025-02-10 | 67.42% | 64.50% | -2.92% |
| 16 | 2024-12-17 | 80.82% | 67.42% | -13.40% |
| 17 | 2024-06-21 | 80.19% | 80.82% | +0.62% |
| 18 | 2024-05-24 | 82.31% | 80.19% | -2.12% |
| 19 | 2024-04-26 | 79.82% | 82.31% | +2.49% |
| 20 | 2024-03-31 | 80.60% | 79.82% | -0.78% |
| 21 | 2024-03-18 | 80.27% | 80.60% | +0.33% |
| 22 | 2024-02-20 | 83.14% | 80.27% | -2.87% |
| 23 | 2023-11-17 | 83.74% | 83.14% | -0.60% |
| 24 | 2023-09-09 | 85.98% | 83.74% | -2.23% |
| 25 | 2023-07-13 | 87.96% | 85.98% | -1.98% |
| 26 | 2023-06-15 | 89.02% | 87.96% | -1.06% |
| 27 | 2023-03-21 | 88.50% | 89.02% | +0.51% |
| 28 | 2023-03-07 | 1.09% | 88.50% | +87.42% |
| 29 | 2022-04-01 | 6.65% | 1.09% | -5.57% |
| 30 | 2022-02-04 | 3.39% | 6.65% | +3.26% |
| 31 | 2022-01-06 | 0.78% | 3.39% | +2.62% |
| 32 | 2021-07-17 | — | 0.78% | — |