EPSS score history for CVE-2023-21839, 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 | 94.17% | 99.81% | +5.64% |
| 2 | 2026-05-18 | 94.08% | 94.17% | +0.10% |
| 3 | 2026-02-25 | 94.22% | 94.08% | -0.14% |
| 4 | 2025-11-21 | 93.98% | 94.22% | +0.24% |
| 5 | 2025-11-18 | 94.21% | 93.98% | -0.23% |
| 6 | 2025-10-12 | 93.02% | 94.21% | +1.19% |
| 7 | 2025-08-06 | 93.26% | 93.02% | -0.24% |
| 8 | 2025-06-15 | 93.23% | 93.26% | +0.03% |
| 9 | 2025-05-01 | 93.47% | 93.23% | -0.24% |
| 10 | 2025-04-15 | 93.30% | 93.47% | +0.17% |
| 11 | 2025-03-17 | 84.62% | 93.30% | +8.68% |
| 12 | 2025-03-14 | 2.55% | 84.62% | +82.07% |
| 13 | 2025-02-26 | 3.60% | 2.55% | -1.05% |
| 14 | 2025-01-30 | 3.81% | 3.60% | -0.21% |
| 15 | 2024-12-17 | 92.25% | 3.81% | -88.43% |
| 16 | 2024-12-03 | 93.40% | 92.25% | -1.15% |
| 17 | 2024-11-05 | 94.15% | 93.40% | -0.75% |
| 18 | 2024-10-06 | 94.77% | 94.15% | -0.62% |
| 19 | 2024-09-20 | 95.13% | 94.77% | -0.35% |
| 20 | 2024-09-07 | 95.50% | 95.13% | -0.38% |
| 21 | 2024-08-09 | 95.72% | 95.50% | -0.22% |
| 22 | 2024-07-12 | 95.62% | 95.72% | +0.10% |
| 23 | 2024-06-29 | 95.31% | 95.62% | +0.31% |
| 24 | 2024-06-28 | 95.50% | 95.31% | -0.20% |
| 25 | 2024-06-16 | 95.91% | 95.50% | -0.41% |
| 26 | 2024-05-20 | 95.84% | 95.91% | +0.06% |
| 27 | 2024-03-28 | 96.05% | 95.84% | -0.20% |
| 28 | 2024-03-02 | 96.18% | 96.05% | -0.13% |
| 29 | 2024-02-07 | 95.80% | 96.18% | +0.38% |
| 30 | 2024-01-24 | 96.20% | 95.80% | -0.41% |
| 31 | 2023-12-30 | 96.06% | 96.20% | +0.15% |
| 32 | 2023-12-18 | 95.66% | 96.06% | +0.39% |
| 33 | 2023-11-24 | 95.86% | 95.66% | -0.20% |
| 34 | 2023-11-13 | 96.03% | 95.86% | -0.16% |
| 35 | 2023-11-01 | 95.30% | 96.03% | +0.73% |
| 36 | 2023-10-21 | 95.10% | 95.30% | +0.19% |
| 37 | 2023-09-29 | 94.68% | 95.10% | +0.42% |
| 38 | 2023-09-22 | 96.08% | 94.68% | -1.40% |
| 39 | 2023-09-05 | 96.15% | 96.08% | -0.07% |
| 40 | 2023-08-13 | 95.37% | 96.15% | +0.79% |
| 41 | 2023-07-25 | 95.12% | 95.37% | +0.25% |
| 42 | 2023-06-22 | 94.13% | 95.12% | +0.99% |
| 43 | 2023-06-12 | 92.88% | 94.13% | +1.25% |
| 44 | 2023-06-10 | 70.46% | 92.88% | +22.42% |
| 45 | 2023-05-22 | 77.28% | 70.46% | -6.82% |
| 46 | 2023-05-08 | 72.35% | 77.28% | +4.93% |
| 47 | 2023-05-02 | 7.75% | 72.35% | +64.60% |
| 48 | 2023-03-07 | 37.36% | 7.75% | -29.61% |
| 49 | 2023-02-22 | 0.89% | 37.36% | +36.47% |
| 50 | 2023-01-18 | — | 0.89% | — |