EPSS score history for CVE-2021-31921, 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 | 0.42% | 1.45% | +1.03% |
| 2 | 2025-11-23 | 0.21% | 0.42% | +0.21% |
| 3 | 2025-11-21 | 0.42% | 0.21% | -0.21% |
| 4 | 2025-11-18 | 0.15% | 0.42% | +0.27% |
| 5 | 2025-03-30 | 0.32% | 0.15% | -0.17% |
| 6 | 2025-03-29 | 0.15% | 0.32% | +0.17% |
| 7 | 2025-03-17 | 0.41% | 0.15% | -0.26% |
| 8 | 2024-12-17 | 0.34% | 0.41% | +0.08% |
| 9 | 2024-03-13 | 0.36% | 0.34% | -0.03% |
| 10 | 2024-02-16 | 0.27% | 0.36% | +0.09% |
| 11 | 2023-03-07 | 0.89% | 0.27% | -0.61% |
| 12 | 2022-04-01 | 9.03% | 0.89% | -8.14% |
| 13 | 2022-02-04 | 1.84% | 9.03% | +7.19% |
| 14 | 2022-01-06 | 0.42% | 1.84% | +1.42% |
| 15 | 2021-06-03 | — | 0.42% | — |