EPSS score history for CVE-2021-33766, 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 | 93.75% | 97.50% | +3.75% |
| 2 | 2026-05-26 | 93.61% | 93.75% | +0.14% |
| 3 | 2026-03-29 | 93.75% | 93.61% | -0.14% |
| 4 | 2026-03-21 | 93.74% | 93.75% | +0.01% |
| 5 | 2026-03-10 | 93.59% | 93.74% | +0.15% |
| 6 | 2026-03-09 | 93.65% | 93.59% | -0.06% |
| 7 | 2026-03-08 | 93.53% | 93.65% | +0.12% |
| 8 | 2025-12-07 | 93.68% | 93.53% | -0.15% |
| 9 | 2025-12-03 | 93.53% | 93.68% | +0.15% |
| 10 | 2025-11-21 | 92.14% | 93.53% | +1.39% |
| 11 | 2025-11-18 | 93.55% | 92.14% | -1.41% |
| 12 | 2025-11-02 | 93.32% | 93.55% | +0.23% |
| 13 | 2025-10-31 | 93.17% | 93.32% | +0.15% |
| 14 | 2025-10-22 | 93.10% | 93.17% | +0.07% |
| 15 | 2025-10-20 | 93.27% | 93.10% | -0.17% |
| 16 | 2025-10-18 | 93.39% | 93.27% | -0.12% |
| 17 | 2025-10-17 | 93.23% | 93.39% | +0.15% |
| 18 | 2025-10-13 | 93.42% | 93.23% | -0.18% |
| 19 | 2025-09-20 | 93.53% | 93.42% | -0.11% |
| 20 | 2025-09-15 | 93.55% | 93.53% | -0.02% |
| 21 | 2025-06-27 | 91.53% | 93.55% | +2.02% |
| 22 | 2025-03-25 | 91.77% | 91.53% | -0.24% |
| 23 | 2025-03-24 | 91.70% | 91.77% | +0.07% |
| 24 | 2025-03-23 | 91.77% | 91.70% | -0.07% |
| 25 | 2025-03-20 | 91.70% | 91.77% | +0.07% |
| 26 | 2025-03-19 | 91.77% | 91.70% | -0.07% |
| 27 | 2025-03-17 | 37.56% | 91.77% | +54.21% |
| 28 | 2025-03-13 | 39.30% | 37.56% | -1.74% |
| 29 | 2025-03-08 | 93.10% | 39.30% | -53.80% |
| 30 | 2025-02-25 | 92.65% | 93.10% | +0.45% |
| 31 | 2025-02-08 | 92.18% | 92.65% | +0.48% |
| 32 | 2025-01-21 | 92.05% | 92.18% | +0.12% |
| 33 | 2025-01-03 | 92.94% | 92.05% | -0.88% |
| 34 | 2024-12-17 | 50.01% | 92.94% | +42.93% |
| 35 | 2024-12-02 | 49.95% | 50.01% | +0.06% |
| 36 | 2024-11-16 | 46.74% | 49.95% | +3.21% |
| 37 | 2024-10-15 | 50.05% | 46.74% | -3.31% |
| 38 | 2024-09-30 | 34.75% | 50.05% | +15.30% |
| 39 | 2024-04-24 | 38.80% | 34.75% | -4.05% |
| 40 | 2024-04-12 | 42.57% | 38.80% | -3.77% |
| 41 | 2024-03-29 | 50.27% | 42.57% | -7.70% |
| 42 | 2024-03-16 | 57.59% | 50.27% | -7.32% |
| 43 | 2024-02-18 | 58.29% | 57.59% | -0.70% |
| 44 | 2024-01-23 | 63.44% | 58.29% | -5.14% |
| 45 | 2023-12-29 | 93.85% | 63.44% | -30.41% |
| 46 | 2023-12-27 | 93.56% | 93.85% | +0.28% |
| 47 | 2023-12-14 | 93.04% | 93.56% | +0.53% |
| 48 | 2023-11-15 | 93.28% | 93.04% | -0.24% |
| 49 | 2023-10-18 | 92.64% | 93.28% | +0.64% |
| 50 | 2023-09-21 | 93.05% | 92.64% | -0.42% |
| 51 | 2023-09-07 | 93.05% | 93.05% | +0.01% |
| 52 | 2023-08-24 | 92.77% | 93.05% | +0.27% |
| 53 | 2023-07-08 | 91.96% | 92.77% | +0.82% |
| 54 | 2023-06-29 | 92.29% | 91.96% | -0.33% |
| 55 | 2023-06-13 | 91.25% | 92.29% | +1.03% |
| 56 | 2023-05-31 | 91.39% | 91.25% | -0.14% |
| 57 | 2023-05-03 | 92.08% | 91.39% | -0.69% |
| 58 | 2023-04-18 | 91.81% | 92.08% | +0.27% |
| 59 | 2023-04-03 | 92.70% | 91.81% | -0.89% |
| 60 | 2023-03-07 | 14.39% | 92.70% | +78.31% |
| 61 | 2023-01-30 | 13.39% | 14.39% | +1.00% |
| 62 | 2022-02-04 | 24.37% | 13.39% | -10.98% |
| 63 | 2021-09-01 | 6.70% | 24.37% | +17.67% |
| 64 | 2021-07-17 | 0.62% | 6.70% | +6.08% |
| 65 | 2021-07-15 | — | 0.62% | — |