EPSS score history for CVE-2021-21972, 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 | 93.82% | 99.57% | +5.75% |
| 2 | 2026-05-28 | 93.74% | 93.82% | +0.08% |
| 3 | 2026-05-24 | 93.80% | 93.74% | -0.06% |
| 4 | 2025-11-21 | 94.34% | 93.80% | -0.55% |
| 5 | 2025-11-18 | 93.80% | 94.34% | +0.55% |
| 6 | 2025-11-07 | 93.86% | 93.80% | -0.06% |
| 7 | 2025-11-01 | 93.74% | 93.86% | +0.12% |
| 8 | 2025-03-17 | 97.43% | 93.74% | -3.69% |
| 9 | 2024-12-17 | 97.31% | 97.43% | +0.12% |
| 10 | 2024-11-26 | 97.36% | 97.31% | -0.04% |
| 11 | 2024-09-03 | 97.31% | 97.36% | +0.05% |
| 12 | 2024-07-30 | 97.25% | 97.31% | +0.07% |
| 13 | 2024-07-14 | 97.30% | 97.25% | -0.05% |
| 14 | 2024-02-14 | 97.45% | 97.30% | -0.15% |
| 15 | 2023-07-13 | 97.47% | 97.45% | -0.02% |
| 16 | 2023-05-08 | 97.39% | 97.47% | +0.08% |
| 17 | 2023-03-07 | 96.08% | 97.39% | +1.30% |
| 18 | 2022-11-15 | 94.31% | 96.08% | +1.77% |
| 19 | 2022-07-15 | 96.08% | 94.31% | -1.77% |
| 20 | 2022-02-04 | 43.59% | 96.08% | +52.49% |
| 21 | 2021-09-16 | 9.47% | 43.59% | +34.13% |
| 22 | 2021-09-14 | 43.59% | 9.47% | -34.13% |
| 23 | 2021-06-25 | 38.17% | 43.59% | +5.43% |
| 24 | 2021-04-14 | — | 38.17% | — |