EPSS score history for CVE-2021-28021, 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 | 0.15% | 1.33% | +1.18% |
| 2 | 2026-03-06 | 0.15% | 0.15% | +0.00% |
| 3 | 2026-03-02 | 0.16% | 0.15% | -0.01% |
| 4 | 2026-02-02 | 0.15% | 0.16% | +0.01% |
| 5 | 2025-12-01 | 0.15% | 0.15% | -0.00% |
| 6 | 2025-11-21 | 0.27% | 0.15% | -0.12% |
| 7 | 2025-11-18 | 0.18% | 0.27% | +0.09% |
| 8 | 2025-03-30 | 0.43% | 0.18% | -0.25% |
| 9 | 2025-03-29 | 0.16% | 0.43% | +0.27% |
| 10 | 2025-03-17 | 0.08% | 0.16% | +0.08% |
| 11 | 2023-03-07 | 1.18% | 0.08% | -1.11% |
| 12 | 2023-02-01 | 1.11% | 1.18% | +0.08% |
| 13 | 2022-04-01 | 2.15% | 1.11% | -1.04% |
| 14 | 2022-02-04 | 6.21% | 2.15% | -4.06% |
| 15 | 2022-01-06 | 1.45% | 6.21% | +4.75% |
| 16 | 2021-11-03 | 1.25% | 1.45% | +0.21% |
| 17 | 2021-11-02 | 1.04% | 1.25% | +0.21% |
| 18 | 2021-11-01 | 0.83% | 1.04% | +0.21% |
| 19 | 2021-10-31 | 0.42% | 0.83% | +0.42% |
| 20 | 2021-10-16 | — | 0.42% | — |