EPSS score history for CVE-2021-21901, 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 | 2026-06-30 | 1.53% | 1.56% | +0.03% |
| 2 | 2026-06-15 | 0.16% | 1.53% | +1.37% |
| 3 | 2025-04-21 | 0.08% | 0.16% | +0.08% |
| 4 | 2025-03-30 | 0.26% | 0.08% | -0.18% |
| 5 | 2025-03-29 | 0.08% | 0.26% | +0.17% |
| 6 | 2023-03-07 | 0.89% | 0.08% | -0.80% |
| 7 | 2022-02-04 | 0.42% | 0.89% | +0.47% |
| 8 | 2021-12-23 | — | 0.42% | — |