EPSS score history for CVE-2021-27263, 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 | 11.39% | 2.90% | -8.49% |
| 2 | 2026-04-26 | 19.81% | 11.39% | -8.41% |
| 3 | 2026-04-17 | 24.33% | 19.81% | -4.52% |
| 4 | 2025-12-11 | 7.13% | 24.33% | +17.20% |
| 5 | 2025-11-21 | 3.77% | 7.13% | +3.36% |
| 6 | 2025-11-18 | 7.13% | 3.77% | -3.36% |
| 7 | 2025-07-13 | 4.14% | 7.13% | +3.00% |
| 8 | 2025-03-30 | 3.69% | 4.14% | +0.44% |
| 9 | 2025-03-29 | 4.14% | 3.69% | -0.44% |
| 10 | 2025-03-18 | 0.83% | 4.14% | +3.31% |
| 11 | 2025-03-17 | 0.19% | 0.83% | +0.64% |
| 12 | 2024-12-17 | 0.14% | 0.19% | +0.05% |
| 13 | 2024-02-06 | 0.18% | 0.14% | -0.05% |
| 14 | 2023-11-04 | 0.13% | 0.18% | +0.05% |
| 15 | 2023-03-07 | 1.32% | 0.13% | -1.19% |
| 16 | 2022-04-01 | 3.30% | 1.32% | -1.98% |
| 17 | 2022-02-04 | 41.68% | 3.30% | -38.38% |
| 18 | 2022-01-06 | 13.74% | 41.68% | +27.94% |
| 19 | 2021-04-14 | — | 13.74% | — |