EPSS score history for CVE-2021-38147, 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 | 70.11% | 53.01% | -17.11% |
| 2 | 2026-06-06 | 78.70% | 70.11% | -8.59% |
| 3 | 2026-04-04 | 75.62% | 78.70% | +3.09% |
| 4 | 2026-03-09 | 63.25% | 75.62% | +12.37% |
| 5 | 2025-11-21 | 30.69% | 63.25% | +32.57% |
| 6 | 2025-11-18 | 63.25% | 30.69% | -32.57% |
| 7 | 2025-07-21 | 33.80% | 63.25% | +29.45% |
| 8 | 2025-05-15 | 30.69% | 33.80% | +3.11% |
| 9 | 2025-03-30 | 60.68% | 30.69% | -29.99% |
| 10 | 2025-03-29 | 30.69% | 60.68% | +29.99% |
| 11 | 2025-03-28 | 25.50% | 30.69% | +5.19% |
| 12 | 2025-03-24 | 30.69% | 25.50% | -5.19% |
| 13 | 2025-03-23 | 25.50% | 30.69% | +5.19% |
| 14 | 2025-03-18 | 31.29% | 25.50% | -5.79% |
| 15 | 2025-03-17 | 17.83% | 31.29% | +13.46% |
| 16 | 2025-01-30 | 21.68% | 17.83% | -3.85% |
| 17 | 2024-12-17 | 9.11% | 21.68% | +12.58% |
| 18 | 2024-12-02 | 8.92% | 9.11% | +0.19% |
| 19 | 2024-09-09 | 9.16% | 8.92% | -0.24% |
| 20 | 2024-08-14 | 6.68% | 9.16% | +2.48% |
| 21 | 2024-07-19 | 6.33% | 6.68% | +0.35% |
| 22 | 2024-07-05 | 5.19% | 6.33% | +1.14% |
| 23 | 2024-06-12 | 0.50% | 5.19% | +4.70% |
| 24 | 2024-02-21 | 0.41% | 0.50% | +0.08% |
| 25 | 2023-03-07 | 1.98% | 0.41% | -1.56% |
| 26 | 2022-04-01 | 23.85% | 1.98% | -21.87% |
| 27 | 2022-02-04 | 5.88% | 23.85% | +17.96% |
| 28 | 2022-01-06 | 1.37% | 5.88% | +4.51% |
| 29 | 2021-11-29 | — | 1.37% | — |