EPSS score history for CVE-2021-34994, 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 | 0.50% | 5.79% | +5.28% |
| 2 | 2025-11-21 | 15.19% | 0.50% | -14.69% |
| 3 | 2025-11-18 | 0.50% | 15.19% | +14.69% |
| 4 | 2025-10-08 | 0.60% | 0.50% | -0.10% |
| 5 | 2025-03-30 | 1.52% | 0.60% | -0.92% |
| 6 | 2025-03-29 | 0.60% | 1.52% | +0.92% |
| 7 | 2025-03-19 | 0.99% | 0.60% | -0.39% |
| 8 | 2025-03-17 | 0.65% | 0.99% | +0.34% |
| 9 | 2025-03-16 | 0.80% | 0.65% | -0.16% |
| 10 | 2024-12-17 | 1.87% | 0.80% | -1.07% |
| 11 | 2024-11-21 | 1.65% | 1.87% | +0.22% |
| 12 | 2024-06-14 | 1.40% | 1.65% | +0.25% |
| 13 | 2024-04-06 | 1.60% | 1.40% | -0.20% |
| 14 | 2024-01-27 | 2.25% | 1.60% | -0.65% |
| 15 | 2023-12-29 | 1.61% | 2.25% | +0.64% |
| 16 | 2023-08-21 | 1.40% | 1.61% | +0.20% |
| 17 | 2023-08-06 | 0.98% | 1.40% | +0.42% |
| 18 | 2023-03-07 | 1.16% | 0.98% | -0.18% |
| 19 | 2022-02-04 | 0.92% | 1.16% | +0.24% |
| 20 | 2022-01-14 | — | 0.92% | — |