EPSS score history for CVE-2021-1678, 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 | 75.97% | 9.38% | -66.59% |
| 2 | 2026-04-08 | 63.43% | 75.97% | +12.54% |
| 3 | 2025-12-28 | 62.72% | 63.43% | +0.71% |
| 4 | 2025-12-27 | 63.43% | 62.72% | -0.71% |
| 5 | 2025-12-26 | 65.65% | 63.43% | -2.22% |
| 6 | 2025-12-09 | 77.46% | 65.65% | -11.81% |
| 7 | 2025-12-03 | 75.63% | 77.46% | +1.83% |
| 8 | 2025-11-21 | 36.88% | 75.63% | +38.75% |
| 9 | 2025-11-18 | 54.42% | 36.88% | -17.54% |
| 10 | 2025-10-28 | 53.62% | 54.42% | +0.80% |
| 11 | 2025-10-27 | 54.42% | 53.62% | -0.80% |
| 12 | 2025-10-01 | 53.62% | 54.42% | +0.80% |
| 13 | 2025-06-05 | 47.97% | 53.62% | +5.65% |
| 14 | 2025-03-30 | 78.61% | 47.97% | -30.63% |
| 15 | 2025-03-29 | 47.97% | 78.61% | +30.63% |
| 16 | 2025-03-28 | 78.61% | 47.97% | -30.63% |
| 17 | 2025-03-27 | 67.95% | 78.61% | +10.65% |
| 18 | 2025-03-25 | 57.34% | 67.95% | +10.62% |
| 19 | 2025-03-20 | 71.19% | 57.34% | -13.85% |
| 20 | 2025-03-19 | 49.90% | 71.19% | +21.29% |
| 21 | 2025-03-17 | 0.49% | 49.90% | +49.41% |
| 22 | 2024-12-17 | 0.44% | 0.49% | +0.05% |
| 23 | 2024-11-01 | 0.61% | 0.44% | -0.17% |
| 24 | 2024-10-14 | 0.45% | 0.61% | +0.16% |
| 25 | 2024-08-09 | 0.64% | 0.45% | -0.19% |
| 26 | 2024-07-22 | 0.45% | 0.64% | +0.19% |
| 27 | 2024-07-04 | 0.53% | 0.45% | -0.09% |
| 28 | 2024-04-30 | 0.65% | 0.53% | -0.12% |
| 29 | 2023-12-30 | 0.38% | 0.65% | +0.28% |
| 30 | 2023-10-24 | 0.31% | 0.38% | +0.06% |
| 31 | 2023-09-15 | 0.16% | 0.31% | +0.15% |
| 32 | 2023-03-07 | 2.63% | 0.16% | -2.47% |
| 33 | 2022-07-31 | 2.43% | 2.63% | +0.20% |
| 34 | 2022-04-02 | 2.25% | 2.43% | +0.18% |
| 35 | 2022-04-01 | 12.96% | 2.25% | -10.71% |
| 36 | 2022-02-04 | 17.64% | 12.96% | -4.68% |
| 37 | 2022-01-06 | 4.56% | 17.64% | +13.08% |
| 38 | 2021-04-14 | — | 4.56% | — |