EPSS score history for CVE-2021-3979, 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 | 0.27% | 0.42% | +0.14% |
| 2 | 2026-02-22 | 0.23% | 0.27% | +0.05% |
| 3 | 2026-02-21 | 0.26% | 0.23% | -0.03% |
| 4 | 2026-02-01 | 0.23% | 0.26% | +0.03% |
| 5 | 2025-11-21 | 0.11% | 0.23% | +0.12% |
| 6 | 2025-11-18 | 0.23% | 0.11% | -0.12% |
| 7 | 2025-11-04 | 0.34% | 0.23% | -0.11% |
| 8 | 2025-10-01 | 0.40% | 0.34% | -0.07% |
| 9 | 2025-09-30 | 0.29% | 0.40% | +0.11% |
| 10 | 2025-09-12 | 0.20% | 0.29% | +0.10% |
| 11 | 2025-05-07 | 0.09% | 0.20% | +0.11% |
| 12 | 2025-03-30 | 0.15% | 0.09% | -0.06% |
| 13 | 2025-03-29 | 0.09% | 0.15% | +0.06% |
| 14 | 2025-03-17 | 0.16% | 0.09% | -0.07% |
| 15 | 2024-12-17 | 0.06% | 0.16% | +0.10% |
| 16 | 2023-03-07 | 1.11% | 0.06% | -1.05% |
| 17 | 2023-02-13 | 1.18% | 1.11% | -0.08% |
| 18 | 2023-02-03 | 1.11% | 1.18% | +0.08% |
| 19 | 2022-11-15 | 1.02% | 1.11% | +0.09% |
| 20 | 2022-09-01 | 0.95% | 1.02% | +0.07% |
| 21 | 2022-08-26 | — | 0.95% | — |