EPSS score history for CVE-2021-40964, 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 | 8.44% | 8.24% | -0.21% |
| 2 | 2026-05-25 | 8.28% | 8.44% | +0.16% |
| 3 | 2026-01-03 | 4.37% | 8.28% | +3.91% |
| 4 | 2025-11-21 | 4.30% | 4.37% | +0.07% |
| 5 | 2025-11-18 | 4.37% | 4.30% | -0.07% |
| 6 | 2025-10-14 | 4.30% | 4.37% | +0.07% |
| 7 | 2025-07-16 | 3.79% | 4.30% | +0.51% |
| 8 | 2025-05-21 | 7.37% | 3.79% | -3.58% |
| 9 | 2025-05-20 | 2.43% | 7.37% | +4.95% |
| 10 | 2025-04-23 | 2.70% | 2.43% | -0.28% |
| 11 | 2025-04-08 | 2.42% | 2.70% | +0.29% |
| 12 | 2025-03-30 | 4.78% | 2.42% | -2.37% |
| 13 | 2025-03-29 | 2.42% | 4.78% | +2.37% |
| 14 | 2025-03-25 | 2.30% | 2.42% | +0.11% |
| 15 | 2025-03-17 | 0.25% | 2.30% | +2.05% |
| 16 | 2024-12-02 | 0.25% | 0.25% | -0.00% |
| 17 | 2024-05-31 | 0.15% | 0.25% | +0.10% |
| 18 | 2023-04-08 | 0.11% | 0.15% | +0.04% |
| 19 | 2023-03-07 | 0.95% | 0.11% | -0.84% |
| 20 | 2022-04-01 | 3.28% | 0.95% | -2.33% |
| 21 | 2022-03-17 | 2.56% | 3.28% | +0.72% |
| 22 | 2022-02-04 | 2.74% | 2.56% | -0.18% |
| 23 | 2022-01-06 | 0.62% | 2.74% | +2.12% |
| 24 | 2021-10-11 | 2.74% | 0.62% | -2.12% |
| 25 | 2021-10-05 | 0.62% | 2.74% | +2.12% |
| 26 | 2021-09-16 | — | 0.62% | — |