EPSS score history for CVE-2021-26422, 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 | 4.37% | 2.22% | -2.15% |
| 2 | 2026-02-08 | 7.69% | 4.37% | -3.32% |
| 3 | 2025-10-02 | 13.10% | 7.69% | -5.41% |
| 4 | 2025-03-30 | 25.19% | 13.10% | -12.09% |
| 5 | 2025-03-29 | 13.10% | 25.19% | +12.09% |
| 6 | 2025-03-25 | 10.09% | 13.10% | +3.01% |
| 7 | 2025-03-19 | 3.44% | 10.09% | +6.65% |
| 8 | 2025-03-17 | 2.23% | 3.44% | +1.21% |
| 9 | 2025-01-26 | 1.87% | 2.23% | +0.36% |
| 10 | 2024-12-17 | 1.27% | 1.87% | +0.61% |
| 11 | 2024-09-28 | 1.72% | 1.27% | -0.45% |
| 12 | 2024-09-13 | 1.92% | 1.72% | -0.20% |
| 13 | 2024-08-27 | 1.66% | 1.92% | +0.26% |
| 14 | 2024-07-28 | 1.26% | 1.66% | +0.40% |
| 15 | 2023-11-07 | 1.72% | 1.26% | -0.46% |
| 16 | 2023-10-24 | 1.93% | 1.72% | -0.21% |
| 17 | 2023-09-27 | 2.10% | 1.93% | -0.18% |
| 18 | 2023-09-12 | 1.67% | 2.10% | +0.43% |
| 19 | 2023-08-15 | 1.60% | 1.67% | +0.07% |
| 20 | 2023-08-03 | 1.75% | 1.60% | -0.14% |
| 21 | 2023-04-26 | 2.08% | 1.75% | -0.34% |
| 22 | 2023-04-10 | 2.44% | 2.08% | -0.35% |
| 23 | 2023-03-28 | 1.97% | 2.44% | +0.47% |
| 24 | 2022-04-01 | 9.89% | 1.97% | -7.92% |
| 25 | 2022-02-04 | 32.21% | 9.89% | -22.32% |
| 26 | 2022-01-06 | 9.57% | 32.21% | +22.63% |
| 27 | 2021-05-18 | 0.92% | 9.57% | +8.66% |
| 28 | 2021-05-12 | — | 0.92% | — |