EPSS score history for CVE-2021-4091, 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 | 0.34% | 1.99% | +1.65% |
| 2 | 2026-03-01 | 0.24% | 0.34% | +0.11% |
| 3 | 2025-11-21 | 1.56% | 0.24% | -1.32% |
| 4 | 2025-11-18 | 0.20% | 1.56% | +1.36% |
| 5 | 2025-06-28 | 0.26% | 0.20% | -0.06% |
| 6 | 2025-06-19 | 0.21% | 0.26% | +0.04% |
| 7 | 2025-06-18 | 0.32% | 0.21% | -0.11% |
| 8 | 2025-06-06 | 0.42% | 0.32% | -0.10% |
| 9 | 2025-03-30 | 4.58% | 0.42% | -4.17% |
| 10 | 2025-03-29 | 0.42% | 4.58% | +4.17% |
| 11 | 2025-03-17 | 0.07% | 0.42% | +0.35% |
| 12 | 2023-03-07 | 0.89% | 0.07% | -0.82% |
| 13 | 2022-02-19 | — | 0.89% | — |