EPSS score history for CVE-2021-3899, 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 | 2.25% | 0.38% | -1.86% |
| 2 | 2026-04-09 | 2.91% | 2.25% | -0.66% |
| 3 | 2026-03-27 | 3.14% | 2.91% | -0.23% |
| 4 | 2025-12-28 | 4.01% | 3.14% | -0.87% |
| 5 | 2025-12-27 | 3.14% | 4.01% | +0.87% |
| 6 | 2025-11-21 | 0.90% | 3.14% | +2.25% |
| 7 | 2025-11-18 | 3.14% | 0.90% | -2.25% |
| 8 | 2025-10-28 | 4.01% | 3.14% | -0.87% |
| 9 | 2025-10-27 | 3.14% | 4.01% | +0.87% |
| 10 | 2025-10-23 | 2.34% | 3.14% | +0.80% |
| 11 | 2025-10-01 | 3.00% | 2.34% | -0.66% |
| 12 | 2025-08-27 | 2.68% | 3.00% | +0.32% |
| 13 | 2025-07-12 | 2.05% | 2.68% | +0.63% |
| 14 | 2025-06-05 | 0.55% | 2.05% | +1.50% |
| 15 | 2025-05-21 | 1.52% | 0.55% | -0.97% |
| 16 | 2025-05-19 | 2.43% | 1.52% | -0.91% |
| 17 | 2025-03-30 | 7.26% | 2.43% | -4.83% |
| 18 | 2025-03-29 | 2.43% | 7.26% | +4.82% |
| 19 | 2025-03-28 | 7.26% | 2.43% | -4.82% |
| 20 | 2025-03-27 | 4.49% | 7.26% | +2.77% |
| 21 | 2025-03-22 | 4.60% | 4.49% | -0.12% |
| 22 | 2025-03-20 | 7.44% | 4.60% | -2.84% |
| 23 | 2025-03-19 | 4.60% | 7.44% | +2.84% |
| 24 | 2025-03-17 | 0.04% | 4.60% | +4.56% |
| 25 | 2024-06-04 | — | 0.04% | — |