EPSS score history for CVE-2021-27973, 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 | 0.19% | 11.05% | +10.85% |
| 2 | 2026-05-03 | 0.27% | 0.19% | -0.07% |
| 3 | 2025-11-21 | 0.55% | 0.27% | -0.28% |
| 4 | 2025-11-18 | 0.27% | 0.55% | +0.28% |
| 5 | 2025-03-30 | 1.06% | 0.27% | -0.80% |
| 6 | 2025-03-29 | 0.29% | 1.06% | +0.78% |
| 7 | 2025-03-17 | 0.18% | 0.29% | +0.10% |
| 8 | 2023-03-07 | 1.56% | 0.18% | -1.38% |
| 9 | 2022-11-15 | 0.89% | 1.56% | +0.68% |
| 10 | 2022-07-15 | 1.56% | 0.89% | -0.68% |
| 11 | 2022-04-01 | 5.47% | 1.56% | -3.91% |
| 12 | 2022-02-04 | 2.74% | 5.47% | +2.73% |
| 13 | 2021-05-04 | 0.62% | 2.74% | +2.12% |
| 14 | 2021-05-01 | 0.42% | 0.62% | +0.21% |
| 15 | 2021-04-14 | — | 0.42% | — |