EPSS score history for CVE-2021-42840, 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 | 49.11% | 58.95% | +9.84% |
| 2 | 2026-01-24 | 47.77% | 49.11% | +1.34% |
| 3 | 2025-11-21 | 22.69% | 47.77% | +25.08% |
| 4 | 2025-11-20 | 24.68% | 22.69% | -1.99% |
| 5 | 2025-11-18 | 47.77% | 24.68% | -23.09% |
| 6 | 2025-03-30 | 49.45% | 47.77% | -1.69% |
| 7 | 2025-03-29 | 47.77% | 49.45% | +1.69% |
| 8 | 2025-03-17 | 21.24% | 47.77% | +26.53% |
| 9 | 2024-12-17 | 10.03% | 21.24% | +11.21% |
| 10 | 2024-11-24 | 10.14% | 10.03% | -0.10% |
| 11 | 2024-10-25 | 11.02% | 10.14% | -0.88% |
| 12 | 2024-08-30 | 8.91% | 11.02% | +2.11% |
| 13 | 2024-06-11 | 7.33% | 8.91% | +1.58% |
| 14 | 2023-12-02 | 5.81% | 7.33% | +1.52% |
| 15 | 2023-10-07 | 5.13% | 5.81% | +0.68% |
| 16 | 2023-08-11 | 4.07% | 5.13% | +1.06% |
| 17 | 2023-07-27 | 3.58% | 4.07% | +0.49% |
| 18 | 2023-06-27 | 4.94% | 3.58% | -1.36% |
| 19 | 2023-06-13 | 4.08% | 4.94% | +0.87% |
| 20 | 2023-05-30 | 2.85% | 4.08% | +1.22% |
| 21 | 2023-05-15 | 1.68% | 2.85% | +1.17% |
| 22 | 2023-05-02 | 1.48% | 1.68% | +0.20% |
| 23 | 2023-04-17 | 1.32% | 1.48% | +0.16% |
| 24 | 2023-03-07 | 10.12% | 1.32% | -8.80% |
| 25 | 2022-11-15 | 4.57% | 10.12% | +5.55% |
| 26 | 2022-07-15 | 10.12% | 4.57% | -5.55% |
| 27 | 2022-04-01 | 52.58% | 10.12% | -42.46% |
| 28 | 2022-02-04 | 49.67% | 52.58% | +2.91% |
| 29 | 2021-11-18 | 15.47% | 49.67% | +34.20% |
| 30 | 2021-10-23 | — | 15.47% | — |