EPSS score history for CVE-2021-3531, 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 | 0.26% | 2.43% | +2.17% |
| 2 | 2025-11-21 | 1.22% | 0.26% | -0.96% |
| 3 | 2025-11-18 | 0.26% | 1.22% | +0.96% |
| 4 | 2025-03-30 | 1.06% | 0.26% | -0.80% |
| 5 | 2025-03-29 | 0.26% | 1.06% | +0.80% |
| 6 | 2025-03-19 | 0.38% | 0.26% | -0.12% |
| 7 | 2025-03-17 | 0.20% | 0.38% | +0.18% |
| 8 | 2024-12-17 | 0.31% | 0.20% | -0.11% |
| 9 | 2024-10-05 | 0.16% | 0.31% | +0.15% |
| 10 | 2023-10-24 | 0.14% | 0.16% | +0.03% |
| 11 | 2023-03-07 | 1.11% | 0.14% | -0.97% |
| 12 | 2022-04-01 | 8.93% | 1.11% | -7.83% |
| 13 | 2022-02-04 | 7.62% | 8.93% | +1.31% |
| 14 | 2022-01-06 | 1.81% | 7.62% | +5.82% |
| 15 | 2021-05-23 | 1.29% | 1.81% | +0.51% |
| 16 | 2021-05-21 | 1.04% | 1.29% | +0.26% |
| 17 | 2021-05-19 | — | 1.04% | — |