EPSS score history for CVE-2021-22901, 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 | 0.21% | 60.12% | +59.91% |
| 2 | 2026-04-21 | 0.34% | 0.21% | -0.13% |
| 3 | 2026-03-04 | 0.49% | 0.34% | -0.15% |
| 4 | 2026-03-01 | 0.34% | 0.49% | +0.15% |
| 5 | 2026-02-04 | 0.49% | 0.34% | -0.15% |
| 6 | 2026-02-01 | 0.34% | 0.49% | +0.15% |
| 7 | 2026-01-04 | 0.49% | 0.34% | -0.15% |
| 8 | 2026-01-01 | 0.34% | 0.49% | +0.15% |
| 9 | 2025-12-04 | 0.49% | 0.34% | -0.15% |
| 10 | 2025-12-01 | 0.34% | 0.49% | +0.15% |
| 11 | 2025-11-21 | 8.39% | 0.34% | -8.04% |
| 12 | 2025-11-18 | 0.34% | 8.39% | +8.04% |
| 13 | 2025-11-04 | 0.49% | 0.34% | -0.15% |
| 14 | 2025-11-01 | 0.34% | 0.49% | +0.15% |
| 15 | 2025-10-04 | 0.49% | 0.34% | -0.15% |
| 16 | 2025-10-01 | 0.34% | 0.49% | +0.15% |
| 17 | 2025-09-13 | 0.37% | 0.34% | -0.03% |
| 18 | 2025-09-08 | 0.52% | 0.37% | -0.15% |
| 19 | 2025-09-01 | 0.37% | 0.52% | +0.15% |
| 20 | 2025-08-09 | 0.27% | 0.37% | +0.10% |
| 21 | 2025-08-04 | 0.52% | 0.27% | -0.25% |
| 22 | 2025-08-01 | 0.27% | 0.52% | +0.25% |
| 23 | 2025-07-04 | 0.52% | 0.27% | -0.25% |
| 24 | 2025-07-01 | 0.27% | 0.52% | +0.25% |
| 25 | 2025-06-04 | 0.52% | 0.27% | -0.25% |
| 26 | 2025-06-01 | 0.27% | 0.52% | +0.25% |
| 27 | 2025-05-07 | 0.37% | 0.27% | -0.10% |
| 28 | 2025-05-05 | 0.52% | 0.37% | -0.15% |
| 29 | 2025-05-01 | 0.37% | 0.52% | +0.15% |
| 30 | 2025-04-18 | 0.52% | 0.37% | -0.15% |
| 31 | 2025-04-17 | 0.37% | 0.52% | +0.15% |
| 32 | 2025-04-11 | 0.52% | 0.37% | -0.15% |
| 33 | 2025-04-10 | 0.37% | 0.52% | +0.15% |
| 34 | 2025-04-08 | 0.52% | 0.37% | -0.15% |
| 35 | 2025-04-07 | 0.37% | 0.52% | +0.15% |
| 36 | 2025-04-04 | 0.52% | 0.37% | -0.15% |
| 37 | 2025-04-03 | 0.38% | 0.52% | +0.14% |
| 38 | 2025-03-30 | 1.12% | 0.38% | -0.74% |
| 39 | 2025-03-29 | 0.53% | 1.12% | +0.58% |
| 40 | 2025-03-28 | 0.38% | 0.53% | +0.15% |
| 41 | 2025-03-23 | 0.53% | 0.38% | -0.15% |
| 42 | 2025-03-22 | 0.37% | 0.53% | +0.17% |
| 43 | 2025-03-17 | 6.73% | 0.37% | -6.36% |
| 44 | 2025-02-26 | 8.09% | 6.73% | -1.36% |
| 45 | 2024-12-17 | 10.01% | 8.09% | -1.92% |
| 46 | 2024-06-28 | 7.32% | 10.01% | +2.68% |
| 47 | 2024-05-30 | 5.31% | 7.32% | +2.02% |
| 48 | 2024-02-25 | 3.82% | 5.31% | +1.49% |
| 49 | 2024-01-16 | 3.18% | 3.82% | +0.64% |
| 50 | 2023-05-27 | 2.27% | 3.18% | +0.91% |
| 51 | 2023-03-07 | 9.80% | 2.27% | -7.54% |
| 52 | 2022-04-20 | 7.15% | 9.80% | +2.65% |
| 53 | 2022-04-01 | 69.18% | 7.15% | -62.03% |
| 54 | 2022-03-09 | 66.00% | 69.18% | +3.18% |
| 55 | 2022-02-08 | 48.33% | 66.00% | +17.66% |
| 56 | 2022-02-04 | 12.80% | 48.33% | +35.53% |
| 57 | 2022-01-06 | 3.17% | 12.80% | +9.63% |
| 58 | 2021-07-28 | 2.73% | 3.17% | +0.44% |
| 59 | 2021-07-24 | 2.28% | 2.73% | +0.45% |
| 60 | 2021-07-21 | 1.83% | 2.28% | +0.45% |
| 61 | 2021-06-12 | — | 1.83% | — |