EPSS score history for CVE-2026-21891, 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 | 6.36% | 2.17% | -4.19% |
| 2 | 2026-06-06 | 11.37% | 6.36% | -5.01% |
| 3 | 2026-05-10 | 10.92% | 11.37% | +0.45% |
| 4 | 2026-04-28 | 14.13% | 10.92% | -3.21% |
| 5 | 2026-03-17 | 13.63% | 14.13% | +0.50% |
| 6 | 2026-02-19 | 8.03% | 13.63% | +5.60% |
| 7 | 2026-02-18 | 6.64% | 8.03% | +1.39% |
| 8 | 2026-02-13 | 0.05% | 6.64% | +6.59% |
| 9 | 2026-01-14 | 0.04% | 0.05% | +0.01% |
| 10 | 2026-01-09 | — | 0.04% | — |