EPSS score history for CVE-2021-43421, 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 | 2026-06-24 | 42.29% | 42.78% | +0.49% |
| 2 | 2026-06-15 | 79.55% | 42.29% | -37.26% |
| 3 | 2026-03-26 | 81.73% | 79.55% | -2.19% |
| 4 | 2026-03-06 | 76.57% | 81.73% | +5.16% |
| 5 | 2025-11-21 | 60.79% | 76.57% | +15.78% |
| 6 | 2025-11-18 | 76.57% | 60.79% | -15.78% |
| 7 | 2025-05-15 | 62.21% | 76.57% | +14.36% |
| 8 | 2025-04-20 | 62.32% | 62.21% | -0.11% |
| 9 | 2025-04-18 | 68.09% | 62.32% | -5.77% |
| 10 | 2025-04-14 | 68.78% | 68.09% | -0.69% |
| 11 | 2025-04-13 | 70.24% | 68.78% | -1.46% |
| 12 | 2025-03-30 | 81.73% | 70.24% | -11.49% |
| 13 | 2025-03-29 | 70.24% | 81.73% | +11.49% |
| 14 | 2025-03-28 | 59.72% | 70.24% | +10.52% |
| 15 | 2025-03-24 | 70.24% | 59.72% | -10.52% |
| 16 | 2025-03-23 | 59.72% | 70.24% | +10.52% |
| 17 | 2025-03-18 | 70.24% | 59.72% | -10.52% |
| 18 | 2025-03-17 | 21.71% | 70.24% | +48.53% |
| 19 | 2025-02-27 | 24.95% | 21.71% | -3.23% |
| 20 | 2025-01-16 | 26.73% | 24.95% | -1.79% |
| 21 | 2024-12-17 | 6.88% | 26.73% | +19.85% |
| 22 | 2024-11-11 | 6.61% | 6.88% | +0.28% |
| 23 | 2024-06-14 | 5.25% | 6.61% | +1.35% |
| 24 | 2024-05-17 | 6.63% | 5.25% | -1.38% |
| 25 | 2024-01-10 | 5.53% | 6.63% | +1.10% |
| 26 | 2023-12-26 | 7.62% | 5.53% | -2.09% |
| 27 | 2023-11-27 | 5.77% | 7.62% | +1.85% |
| 28 | 2023-10-29 | 5.29% | 5.77% | +0.48% |
| 29 | 2023-10-16 | 4.35% | 5.29% | +0.94% |
| 30 | 2023-10-01 | 4.00% | 4.35% | +0.36% |
| 31 | 2023-09-18 | 2.92% | 4.00% | +1.07% |
| 32 | 2023-09-05 | 2.56% | 2.92% | +0.36% |
| 33 | 2023-06-30 | 2.29% | 2.56% | +0.28% |
| 34 | 2023-06-17 | 1.62% | 2.29% | +0.66% |
| 35 | 2023-05-22 | 1.79% | 1.62% | -0.16% |
| 36 | 2023-05-10 | 1.35% | 1.79% | +0.44% |
| 37 | 2023-04-14 | 0.79% | 1.35% | +0.56% |
| 38 | 2023-03-08 | 0.56% | 0.79% | +0.24% |
| 39 | 2023-03-07 | 0.89% | 0.56% | -0.33% |
| 40 | 2022-04-09 | — | 0.89% | — |