EPSS score history for CVE-2021-4330, 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 | 6.92% | 1.51% | -5.41% |
| 2 | 2026-05-14 | 9.93% | 6.92% | -3.01% |
| 3 | 2026-04-09 | 9.08% | 9.93% | +0.86% |
| 4 | 2026-03-22 | 9.35% | 9.08% | -0.27% |
| 5 | 2026-03-08 | 5.54% | 9.35% | +3.81% |
| 6 | 2026-01-01 | 5.21% | 5.54% | +0.32% |
| 7 | 2025-11-30 | 3.98% | 5.21% | +1.24% |
| 8 | 2025-11-21 | 5.45% | 3.98% | -1.47% |
| 9 | 2025-11-18 | 3.98% | 5.45% | +1.47% |
| 10 | 2025-03-30 | 13.30% | 3.98% | -9.32% |
| 11 | 2025-03-29 | 3.98% | 13.30% | +9.32% |
| 12 | 2025-03-24 | 9.48% | 3.98% | -5.50% |
| 13 | 2025-03-23 | 3.98% | 9.48% | +5.50% |
| 14 | 2025-03-17 | 8.59% | 3.98% | -4.61% |
| 15 | 2025-02-19 | 8.36% | 8.59% | +0.23% |
| 16 | 2024-12-24 | 6.12% | 8.36% | +2.24% |
| 17 | 2024-12-17 | 10.24% | 6.12% | -4.13% |
| 18 | 2024-11-24 | 1.63% | 10.24% | +8.62% |
| 19 | 2024-11-09 | 0.81% | 1.63% | +0.81% |
| 20 | 2024-10-12 | 0.58% | 0.81% | +0.24% |
| 21 | 2024-09-27 | 0.51% | 0.58% | +0.07% |
| 22 | 2024-04-08 | 0.36% | 0.51% | +0.15% |
| 23 | 2024-03-13 | 0.17% | 0.36% | +0.19% |
| 24 | 2023-10-24 | 0.29% | 0.17% | -0.12% |
| 25 | 2023-07-08 | 0.23% | 0.29% | +0.06% |
| 26 | 2023-04-09 | 0.13% | 0.23% | +0.10% |
| 27 | 2023-03-08 | — | 0.13% | — |