EPSS score history for CVE-2021-3664, 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 | 0.24% | 1.83% | +1.59% |
| 2 | 2026-02-28 | 0.31% | 0.24% | -0.07% |
| 3 | 2025-11-21 | 0.25% | 0.31% | +0.07% |
| 4 | 2025-11-18 | 0.35% | 0.25% | -0.10% |
| 5 | 2025-06-18 | 0.35% | 0.35% | -0.01% |
| 6 | 2025-03-30 | 1.07% | 0.35% | -0.71% |
| 7 | 2025-03-29 | 0.35% | 1.07% | +0.71% |
| 8 | 2025-03-17 | 0.08% | 0.35% | +0.28% |
| 9 | 2023-03-07 | 0.95% | 0.08% | -0.88% |
| 10 | 2023-02-23 | 0.89% | 0.95% | +0.07% |
| 11 | 2022-04-01 | 4.50% | 0.89% | -3.61% |
| 12 | 2022-02-04 | 2.74% | 4.50% | +1.76% |
| 13 | 2022-01-06 | 0.62% | 2.74% | +2.12% |
| 14 | 2021-07-27 | — | 0.62% | — |