EPSS score history for CVE-2021-30121, 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 | 0.37% | 4.83% | +4.46% |
| 2 | 2025-12-21 | 0.33% | 0.37% | +0.04% |
| 3 | 2025-11-30 | 0.25% | 0.33% | +0.09% |
| 4 | 2025-05-20 | 0.29% | 0.25% | -0.04% |
| 5 | 2025-03-30 | 0.53% | 0.29% | -0.24% |
| 6 | 2025-03-29 | 0.29% | 0.53% | +0.24% |
| 7 | 2025-03-17 | 0.10% | 0.29% | +0.19% |
| 8 | 2023-03-07 | 0.89% | 0.10% | -0.79% |
| 9 | 2022-04-01 | 11.75% | 0.89% | -10.86% |
| 10 | 2022-02-08 | 9.03% | 11.75% | +2.72% |
| 11 | 2022-02-04 | 0.98% | 9.03% | +8.04% |
| 12 | 2022-01-06 | 0.22% | 0.98% | +0.76% |
| 13 | 2021-07-10 | — | 0.22% | — |