EPSS score history for CVE-2021-34552, 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 | 2026-06-23 | 3.25% | 3.16% | -0.09% |
| 2 | 2026-06-15 | 0.34% | 3.25% | +2.91% |
| 3 | 2025-12-28 | 0.38% | 0.34% | -0.05% |
| 4 | 2025-12-27 | 0.34% | 0.38% | +0.05% |
| 5 | 2025-11-21 | 1.89% | 0.34% | -1.55% |
| 6 | 2025-11-18 | 0.34% | 1.89% | +1.55% |
| 7 | 2025-10-28 | 0.38% | 0.34% | -0.05% |
| 8 | 2025-10-27 | 0.32% | 0.38% | +0.06% |
| 9 | 2025-07-23 | 0.36% | 0.32% | -0.04% |
| 10 | 2025-06-29 | 0.32% | 0.36% | +0.04% |
| 11 | 2025-05-04 | 0.24% | 0.32% | +0.08% |
| 12 | 2025-03-30 | 1.18% | 0.24% | -0.95% |
| 13 | 2025-03-29 | 0.24% | 1.18% | +0.95% |
| 14 | 2025-03-17 | 0.47% | 0.24% | -0.23% |
| 15 | 2024-12-17 | 0.59% | 0.47% | -0.12% |
| 16 | 2024-11-30 | 0.67% | 0.59% | -0.09% |
| 17 | 2024-07-30 | 0.48% | 0.67% | +0.20% |
| 18 | 2024-03-28 | 0.41% | 0.48% | +0.06% |
| 19 | 2023-03-07 | 1.11% | 0.41% | -0.69% |
| 20 | 2022-11-22 | 1.02% | 1.11% | +0.09% |
| 21 | 2022-04-01 | 15.35% | 1.02% | -14.33% |
| 22 | 2022-02-04 | 5.36% | 15.35% | +9.99% |
| 23 | 2022-01-06 | 1.25% | 5.36% | +4.12% |
| 24 | 2021-08-02 | 0.83% | 1.25% | +0.41% |
| 25 | 2021-07-23 | 0.62% | 0.83% | +0.21% |
| 26 | 2021-07-14 | — | 0.62% | — |