EPSS score history for CVE-2023-21939, 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 | 1.16% | 2.50% | +1.34% |
| 2 | 2026-06-08 | 2.08% | 1.16% | -0.93% |
| 3 | 2026-05-06 | 1.80% | 2.08% | +0.28% |
| 4 | 2026-04-19 | 1.86% | 1.80% | -0.06% |
| 5 | 2026-02-12 | 1.75% | 1.86% | +0.12% |
| 6 | 2026-02-10 | 1.79% | 1.75% | -0.05% |
| 7 | 2026-01-28 | 1.31% | 1.79% | +0.49% |
| 8 | 2026-01-23 | 1.75% | 1.31% | -0.44% |
| 9 | 2025-12-28 | 1.49% | 1.75% | +0.26% |
| 10 | 2025-12-27 | 1.75% | 1.49% | -0.26% |
| 11 | 2025-11-21 | 18.87% | 1.75% | -17.12% |
| 12 | 2025-11-18 | 1.75% | 18.87% | +17.12% |
| 13 | 2025-10-28 | 1.49% | 1.75% | +0.26% |
| 14 | 2025-10-27 | 1.61% | 1.49% | -0.12% |
| 15 | 2025-10-17 | 1.75% | 1.61% | -0.14% |
| 16 | 2025-10-01 | 1.53% | 1.75% | +0.21% |
| 17 | 2025-09-10 | 1.11% | 1.53% | +0.42% |
| 18 | 2025-09-05 | 1.49% | 1.11% | -0.38% |
| 19 | 2025-05-06 | 1.23% | 1.49% | +0.26% |
| 20 | 2025-03-30 | 9.41% | 1.23% | -8.18% |
| 21 | 2025-03-29 | 1.23% | 9.41% | +8.18% |
| 22 | 2025-03-28 | 9.41% | 1.23% | -8.18% |
| 23 | 2025-03-27 | 1.23% | 9.41% | +8.18% |
| 24 | 2025-03-20 | 9.41% | 1.23% | -8.18% |
| 25 | 2025-03-19 | 1.23% | 9.41% | +8.18% |
| 26 | 2025-03-18 | 1.27% | 1.23% | -0.03% |
| 27 | 2025-03-17 | 0.05% | 1.27% | +1.22% |
| 28 | 2024-12-17 | 0.05% | 0.05% | -0.00% |
| 29 | 2023-04-19 | — | 0.05% | — |