EPSS score history for CVE-2021-22987, 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 | 1.53% | 13.67% | +12.14% |
| 2 | 2026-04-02 | 1.77% | 1.53% | -0.24% |
| 3 | 2025-11-21 | 2.94% | 1.77% | -1.17% |
| 4 | 2025-11-18 | 1.77% | 2.94% | +1.17% |
| 5 | 2025-03-30 | 3.58% | 1.77% | -1.82% |
| 6 | 2025-03-29 | 1.77% | 3.58% | +1.82% |
| 7 | 2025-03-17 | 0.15% | 1.77% | +1.62% |
| 8 | 2023-03-07 | 1.04% | 0.15% | -0.89% |
| 9 | 2022-04-01 | 14.04% | 1.04% | -13.00% |
| 10 | 2022-02-04 | 3.99% | 14.04% | +10.05% |
| 11 | 2022-01-06 | 0.92% | 3.99% | +3.07% |
| 12 | 2021-04-14 | — | 0.92% | — |