EPSS score history for CVE-2021-2277, 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 | 2.23% | 1.12% | -1.10% |
| 2 | 2025-03-30 | 4.22% | 2.23% | -1.99% |
| 3 | 2025-03-29 | 2.23% | 4.22% | +1.99% |
| 4 | 2025-03-19 | 1.27% | 2.23% | +0.96% |
| 5 | 2025-03-17 | 0.41% | 1.27% | +0.86% |
| 6 | 2024-12-17 | 0.28% | 0.41% | +0.14% |
| 7 | 2024-05-09 | 0.17% | 0.28% | +0.11% |
| 8 | 2023-03-07 | 0.89% | 0.17% | -0.72% |
| 9 | 2022-04-01 | 13.65% | 0.89% | -12.76% |
| 10 | 2022-02-04 | 1.84% | 13.65% | +11.81% |
| 11 | 2022-01-06 | 0.42% | 1.84% | +1.42% |
| 12 | 2021-04-27 | — | 0.42% | — |