EPSS score history for CVE-2021-2471, 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 | 63.82% | 7.32% | -56.50% |
| 2 | 2026-03-21 | 65.14% | 63.82% | -1.31% |
| 3 | 2025-12-28 | 62.70% | 65.14% | +2.44% |
| 4 | 2025-12-06 | 62.75% | 62.70% | -0.05% |
| 5 | 2025-11-21 | 63.82% | 62.75% | -1.07% |
| 6 | 2025-11-18 | 62.75% | 63.82% | +1.07% |
| 7 | 2025-09-11 | 59.95% | 62.75% | +2.80% |
| 8 | 2025-09-10 | 59.38% | 59.95% | +0.57% |
| 9 | 2025-08-31 | 58.99% | 59.38% | +0.39% |
| 10 | 2025-08-11 | 56.77% | 58.99% | +2.22% |
| 11 | 2025-08-09 | 57.17% | 56.77% | -0.40% |
| 12 | 2025-03-30 | 56.11% | 57.17% | +1.06% |
| 13 | 2025-03-29 | 54.66% | 56.11% | +1.45% |
| 14 | 2025-03-28 | 53.57% | 54.66% | +1.08% |
| 15 | 2025-03-27 | 54.66% | 53.57% | -1.08% |
| 16 | 2025-03-20 | 53.57% | 54.66% | +1.08% |
| 17 | 2025-03-19 | 54.66% | 53.57% | -1.08% |
| 18 | 2025-03-17 | 0.06% | 54.66% | +54.60% |
| 19 | 2023-03-07 | 13.65% | 0.06% | -13.58% |
| 20 | 2022-02-04 | 1.84% | 13.65% | +11.81% |
| 21 | 2021-10-23 | 0.42% | 1.84% | +1.42% |
| 22 | 2021-10-21 | — | 0.42% | — |