EPSS score history for CVE-2022-20421, 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 | 5.86% | 0.65% | -5.22% |
| 2 | 2026-06-07 | 5.57% | 5.86% | +0.29% |
| 3 | 2026-05-25 | 5.43% | 5.57% | +0.14% |
| 4 | 2026-05-04 | 5.57% | 5.43% | -0.14% |
| 5 | 2026-04-27 | 6.03% | 5.57% | -0.47% |
| 6 | 2026-04-21 | 6.26% | 6.03% | -0.23% |
| 7 | 2026-02-17 | 6.46% | 6.26% | -0.20% |
| 8 | 2026-01-25 | 6.66% | 6.46% | -0.19% |
| 9 | 2026-01-17 | 6.46% | 6.66% | +0.19% |
| 10 | 2026-01-06 | 5.90% | 6.46% | +0.56% |
| 11 | 2025-11-21 | 2.30% | 5.90% | +3.60% |
| 12 | 2025-11-18 | 6.04% | 2.30% | -3.73% |
| 13 | 2025-10-29 | 5.25% | 6.04% | +0.78% |
| 14 | 2025-09-19 | 5.39% | 5.25% | -0.14% |
| 15 | 2025-09-16 | 5.25% | 5.39% | +0.14% |
| 16 | 2025-08-16 | 5.10% | 5.25% | +0.16% |
| 17 | 2025-08-13 | 4.71% | 5.10% | +0.38% |
| 18 | 2025-08-07 | 4.44% | 4.71% | +0.28% |
| 19 | 2025-04-23 | 4.61% | 4.44% | -0.18% |
| 20 | 2025-03-30 | 7.46% | 4.61% | -2.85% |
| 21 | 2025-03-29 | 4.61% | 7.46% | +2.85% |
| 22 | 2025-03-28 | 7.46% | 4.61% | -2.85% |
| 23 | 2025-03-27 | 4.61% | 7.46% | +2.85% |
| 24 | 2025-03-20 | 7.46% | 4.61% | -2.85% |
| 25 | 2025-03-19 | 4.61% | 7.46% | +2.85% |
| 26 | 2025-03-17 | 0.04% | 4.61% | +4.57% |
| 27 | 2023-03-07 | 1.36% | 0.04% | -1.32% |
| 28 | 2022-11-03 | 1.04% | 1.36% | +0.33% |
| 29 | 2022-10-13 | 2.56% | 1.04% | -1.52% |
| 30 | 2022-10-12 | — | 2.56% | — |