EPSS score history for CVE-2021-20865, 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 | 1.95% | 2.46% | +0.51% |
| 2 | 2026-03-04 | 0.92% | 1.95% | +1.03% |
| 3 | 2026-03-01 | 1.95% | 0.92% | -1.03% |
| 4 | 2026-02-04 | 0.92% | 1.95% | +1.03% |
| 5 | 2026-02-01 | 1.95% | 0.92% | -1.03% |
| 6 | 2026-01-04 | 0.92% | 1.95% | +1.03% |
| 7 | 2026-01-01 | 1.95% | 0.92% | -1.03% |
| 8 | 2025-12-10 | 0.55% | 1.95% | +1.40% |
| 9 | 2025-12-04 | 0.46% | 0.55% | +0.09% |
| 10 | 2025-12-01 | 0.55% | 0.46% | -0.09% |
| 11 | 2025-11-21 | 0.75% | 0.55% | -0.20% |
| 12 | 2025-11-18 | 0.55% | 0.75% | +0.20% |
| 13 | 2025-11-04 | 0.46% | 0.55% | +0.09% |
| 14 | 2025-11-01 | 0.55% | 0.46% | -0.09% |
| 15 | 2025-10-04 | 0.46% | 0.55% | +0.09% |
| 16 | 2025-10-01 | 0.55% | 0.46% | -0.09% |
| 17 | 2025-09-05 | 0.46% | 0.55% | +0.09% |
| 18 | 2025-09-01 | 0.55% | 0.46% | -0.09% |
| 19 | 2025-08-05 | 0.46% | 0.55% | +0.09% |
| 20 | 2025-08-01 | 0.59% | 0.46% | -0.13% |
| 21 | 2025-07-04 | 0.46% | 0.59% | +0.13% |
| 22 | 2025-07-01 | 0.55% | 0.46% | -0.09% |
| 23 | 2025-06-05 | 0.46% | 0.55% | +0.09% |
| 24 | 2025-06-01 | 0.55% | 0.46% | -0.09% |
| 25 | 2025-05-20 | 0.46% | 0.55% | +0.09% |
| 26 | 2025-05-18 | 0.55% | 0.46% | -0.09% |
| 27 | 2025-05-04 | 0.46% | 0.55% | +0.09% |
| 28 | 2025-05-01 | 0.55% | 0.46% | -0.09% |
| 29 | 2025-04-02 | 0.46% | 0.55% | +0.09% |
| 30 | 2025-04-01 | 0.55% | 0.46% | -0.09% |
| 31 | 2025-03-30 | 31.37% | 0.55% | -30.81% |
| 32 | 2025-03-29 | 0.75% | 31.37% | +30.61% |
| 33 | 2025-03-24 | 7.88% | 0.75% | -7.13% |
| 34 | 2025-03-23 | 0.75% | 7.88% | +7.13% |
| 35 | 2025-03-17 | 0.10% | 0.75% | +0.65% |
| 36 | 2023-03-07 | 0.95% | 0.10% | -0.85% |
| 37 | 2022-04-01 | 12.49% | 0.95% | -11.54% |
| 38 | 2022-02-04 | 3.63% | 12.49% | +8.86% |
| 39 | 2022-01-06 | 0.83% | 3.63% | +2.80% |
| 40 | 2021-12-13 | — | 0.83% | — |