EPSS score history for CVE-2021-33990, 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 | 61.12% | 11.92% | -49.21% |
| 2 | 2026-05-21 | 63.72% | 61.12% | -2.60% |
| 3 | 2026-05-20 | 66.38% | 63.72% | -2.66% |
| 4 | 2026-05-04 | 63.76% | 66.38% | +2.62% |
| 5 | 2026-04-17 | 56.22% | 63.76% | +7.54% |
| 6 | 2026-04-07 | 49.86% | 56.22% | +6.36% |
| 7 | 2026-01-22 | 56.22% | 49.86% | -6.36% |
| 8 | 2026-01-18 | 60.16% | 56.22% | -3.95% |
| 9 | 2026-01-09 | 55.74% | 60.16% | +4.42% |
| 10 | 2025-11-25 | 59.63% | 55.74% | -3.88% |
| 11 | 2025-11-21 | 23.20% | 59.63% | +36.43% |
| 12 | 2025-11-18 | 59.63% | 23.20% | -36.43% |
| 13 | 2025-11-07 | 58.27% | 59.63% | +1.36% |
| 14 | 2025-09-25 | 58.07% | 58.27% | +0.20% |
| 15 | 2025-05-04 | 48.63% | 58.07% | +9.44% |
| 16 | 2025-04-17 | 44.33% | 48.63% | +4.29% |
| 17 | 2025-03-30 | 38.65% | 44.33% | +5.68% |
| 18 | 2025-03-29 | 44.33% | 38.65% | -5.68% |
| 19 | 2025-03-24 | 57.90% | 44.33% | -13.57% |
| 20 | 2025-03-23 | 44.33% | 57.90% | +13.57% |
| 21 | 2025-03-17 | 6.46% | 44.33% | +37.88% |
| 22 | 2024-12-17 | 5.09% | 6.46% | +1.37% |
| 23 | 2024-11-21 | 7.03% | 5.09% | -1.94% |
| 24 | 2024-11-06 | 5.88% | 7.03% | +1.15% |
| 25 | 2024-09-26 | 4.76% | 5.88% | +1.11% |
| 26 | 2024-09-13 | 6.59% | 4.76% | -1.83% |
| 27 | 2024-08-02 | 7.95% | 6.59% | -1.36% |
| 28 | 2024-05-18 | 6.69% | 7.95% | +1.26% |
| 29 | 2024-05-05 | 7.12% | 6.69% | -0.43% |
| 30 | 2024-04-22 | 9.06% | 7.12% | -1.94% |
| 31 | 2024-03-05 | 10.78% | 9.06% | -1.72% |
| 32 | 2024-02-21 | 13.98% | 10.78% | -3.20% |
| 33 | 2023-10-29 | 12.31% | 13.98% | +1.67% |
| 34 | 2023-10-06 | 11.22% | 12.31% | +1.09% |
| 35 | 2023-08-18 | 11.71% | 11.22% | -0.48% |
| 36 | 2023-07-23 | 10.30% | 11.71% | +1.41% |
| 37 | 2023-05-08 | 6.80% | 10.30% | +3.49% |
| 38 | 2023-04-26 | 0.14% | 6.80% | +6.66% |
| 39 | 2023-04-16 | — | 0.14% | — |