EPSS score history for CVE-2023-4520, 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 | 0.97% | 0.47% | -0.50% |
| 2 | 2026-05-20 | 0.78% | 0.97% | +0.19% |
| 3 | 2025-11-21 | 2.40% | 0.78% | -1.62% |
| 4 | 2025-11-18 | 0.78% | 2.40% | +1.62% |
| 5 | 2025-09-18 | 0.48% | 0.78% | +0.30% |
| 6 | 2025-04-15 | 1.12% | 0.48% | -0.64% |
| 7 | 2025-03-30 | 19.01% | 1.12% | -17.89% |
| 8 | 2025-03-29 | 1.12% | 19.01% | +17.89% |
| 9 | 2025-03-24 | 8.27% | 1.12% | -7.15% |
| 10 | 2025-03-23 | 1.12% | 8.27% | +7.15% |
| 11 | 2025-03-17 | 0.07% | 1.12% | +1.05% |
| 12 | 2023-08-25 | — | 0.07% | — |