EPSS score history for CVE-2021-23017, 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 | 2026-07-09 | 52.84% | 53.46% | +0.62% |
| 2 | 2026-06-15 | 73.17% | 52.84% | -20.33% |
| 3 | 2026-06-11 | 73.54% | 73.17% | -0.38% |
| 4 | 2026-05-22 | 73.17% | 73.54% | +0.38% |
| 5 | 2026-05-04 | 73.54% | 73.17% | -0.38% |
| 6 | 2026-04-21 | 73.17% | 73.54% | +0.38% |
| 7 | 2026-04-15 | 73.54% | 73.17% | -0.38% |
| 8 | 2026-03-21 | 73.17% | 73.54% | +0.38% |
| 9 | 2026-03-04 | 75.24% | 73.17% | -2.07% |
| 10 | 2026-03-01 | 73.17% | 75.24% | +2.07% |
| 11 | 2026-02-04 | 75.24% | 73.17% | -2.07% |
| 12 | 2026-02-01 | 73.17% | 75.24% | +2.07% |
| 13 | 2026-01-04 | 75.24% | 73.17% | -2.07% |
| 14 | 2026-01-01 | 73.17% | 75.24% | +2.07% |
| 15 | 2025-12-28 | 76.94% | 73.17% | -3.77% |
| 16 | 2025-12-27 | 73.17% | 76.94% | +3.77% |
| 17 | 2025-12-26 | 73.54% | 73.17% | -0.38% |
| 18 | 2025-12-18 | 73.17% | 73.54% | +0.38% |
| 19 | 2025-12-04 | 75.24% | 73.17% | -2.07% |
| 20 | 2025-12-01 | 73.17% | 75.24% | +2.07% |
| 21 | 2025-11-21 | 89.64% | 73.17% | -16.47% |
| 22 | 2025-11-18 | 73.17% | 89.64% | +16.47% |
| 23 | 2025-11-04 | 75.24% | 73.17% | -2.07% |
| 24 | 2025-11-01 | 73.17% | 75.24% | +2.07% |
| 25 | 2025-10-28 | 76.94% | 73.17% | -3.77% |
| 26 | 2025-10-27 | 73.17% | 76.94% | +3.77% |
| 27 | 2025-10-23 | 76.12% | 73.17% | -2.96% |
| 28 | 2025-10-04 | 77.95% | 76.12% | -1.82% |
| 29 | 2025-10-01 | 79.44% | 77.95% | -1.49% |
| 30 | 2025-09-25 | 79.72% | 79.44% | -0.28% |
| 31 | 2025-09-16 | 79.44% | 79.72% | +0.28% |
| 32 | 2025-09-04 | 80.96% | 79.44% | -1.53% |
| 33 | 2025-09-01 | 79.44% | 80.96% | +1.53% |
| 34 | 2025-08-04 | 80.96% | 79.44% | -1.53% |
| 35 | 2025-08-01 | 79.44% | 80.96% | +1.53% |
| 36 | 2025-07-30 | 76.12% | 79.44% | +3.31% |
| 37 | 2025-07-04 | 77.95% | 76.12% | -1.82% |
| 38 | 2025-07-01 | 76.12% | 77.95% | +1.82% |
| 39 | 2025-06-24 | 76.46% | 76.12% | -0.33% |
| 40 | 2025-06-15 | 76.12% | 76.46% | +0.33% |
| 41 | 2025-06-05 | 76.46% | 76.12% | -0.33% |
| 42 | 2025-06-04 | 78.25% | 76.46% | -1.79% |
| 43 | 2025-06-01 | 76.46% | 78.25% | +1.79% |
| 44 | 2025-05-15 | 76.12% | 76.46% | +0.33% |
| 45 | 2025-05-04 | 77.95% | 76.12% | -1.82% |
| 46 | 2025-05-01 | 76.12% | 77.95% | +1.82% |
| 47 | 2025-03-30 | 78.22% | 76.12% | -2.09% |
| 48 | 2025-03-29 | 76.46% | 78.22% | +1.76% |
| 49 | 2025-03-28 | 78.22% | 76.46% | -1.76% |
| 50 | 2025-03-27 | 74.58% | 78.22% | +3.64% |
| 51 | 2025-03-20 | 78.22% | 74.58% | -3.64% |
| 52 | 2025-03-19 | 74.58% | 78.22% | +3.64% |
| 53 | 2025-03-17 | 41.55% | 74.58% | +33.03% |
| 54 | 2025-03-03 | 40.29% | 41.55% | +1.26% |
| 55 | 2025-02-16 | 41.16% | 40.29% | -0.87% |
| 56 | 2025-01-29 | 43.32% | 41.16% | -2.17% |
| 57 | 2024-12-17 | 30.65% | 43.32% | +12.68% |
| 58 | 2024-12-09 | 37.90% | 30.65% | -7.25% |
| 59 | 2024-11-21 | 38.87% | 37.90% | -0.98% |
| 60 | 2024-10-19 | 31.62% | 38.87% | +7.26% |
| 61 | 2024-09-17 | 38.95% | 31.62% | -7.33% |
| 62 | 2024-08-02 | 43.73% | 38.95% | -4.78% |
| 63 | 2024-07-04 | 51.66% | 43.73% | -7.92% |
| 64 | 2024-06-18 | 51.97% | 51.66% | -0.31% |
| 65 | 2024-05-07 | 58.18% | 51.97% | -6.21% |
| 66 | 2024-03-27 | 49.24% | 58.18% | +8.94% |
| 67 | 2024-02-15 | 49.76% | 49.24% | -0.52% |
| 68 | 2024-02-02 | 43.12% | 49.76% | +6.64% |
| 69 | 2024-01-06 | 40.63% | 43.12% | +2.49% |
| 70 | 2023-12-11 | 29.67% | 40.63% | +10.96% |
| 71 | 2023-11-14 | 32.58% | 29.67% | -2.92% |
| 72 | 2023-11-08 | 43.94% | 32.58% | -11.36% |
| 73 | 2023-11-01 | 40.58% | 43.94% | +3.37% |
| 74 | 2023-10-03 | 41.91% | 40.58% | -1.33% |
| 75 | 2023-09-05 | 38.02% | 41.91% | +3.89% |
| 76 | 2023-05-08 | 38.65% | 38.02% | -0.63% |
| 77 | 2023-04-04 | 41.16% | 38.65% | -2.51% |
| 78 | 2023-03-07 | 48.05% | 41.16% | -6.90% |
| 79 | 2022-11-15 | 47.62% | 48.05% | +0.43% |
| 80 | 2022-07-15 | 48.05% | 47.62% | -0.43% |
| 81 | 2022-07-12 | 47.62% | 48.05% | +0.43% |
| 82 | 2022-06-30 | 4.71% | 47.62% | +42.91% |
| 83 | 2022-04-20 | 1.54% | 4.71% | +3.18% |
| 84 | 2022-04-01 | 24.41% | 1.54% | -22.87% |
| 85 | 2022-02-04 | 10.22% | 24.41% | +14.18% |
| 86 | 2022-01-06 | 2.48% | 10.22% | +7.75% |
| 87 | 2021-10-21 | 2.27% | 2.48% | +0.20% |
| 88 | 2021-07-08 | 2.07% | 2.27% | +0.20% |
| 89 | 2021-06-11 | 1.66% | 2.07% | +0.41% |
| 90 | 2021-06-09 | 0.83% | 1.66% | +0.83% |
| 91 | 2021-06-08 | 0.62% | 0.83% | +0.21% |
| 92 | 2021-06-02 | — | 0.62% | — |