EPSS score history for CVE-2013-4520, 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 | 1.43% | 2.36% | +0.93% |
| 2 | 2025-07-13 | 0.87% | 1.43% | +0.56% |
| 3 | 2025-07-12 | 0.50% | 0.87% | +0.37% |
| 4 | 2025-03-30 | 1.70% | 0.50% | -1.21% |
| 5 | 2025-03-29 | 0.54% | 1.70% | +1.16% |
| 6 | 2025-03-17 | 0.23% | 0.54% | +0.31% |
| 7 | 2023-03-07 | 1.18% | 0.23% | -0.96% |
| 8 | 2022-02-04 | — | 1.18% | — |