EPSS score history for CVE-2021-21980, 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 | 7.41% | 4.60% | -2.81% |
| 2 | 2026-06-12 | 8.31% | 7.41% | -0.90% |
| 3 | 2026-05-25 | 7.47% | 8.31% | +0.84% |
| 4 | 2026-05-08 | 7.79% | 7.47% | -0.32% |
| 5 | 2026-04-25 | 7.74% | 7.79% | +0.05% |
| 6 | 2026-04-17 | 7.62% | 7.74% | +0.11% |
| 7 | 2026-03-30 | 6.89% | 7.62% | +0.73% |
| 8 | 2026-03-09 | 8.29% | 6.89% | -1.39% |
| 9 | 2026-03-04 | 7.03% | 8.29% | +1.26% |
| 10 | 2026-03-01 | 8.29% | 7.03% | -1.26% |
| 11 | 2026-02-04 | 7.03% | 8.29% | +1.26% |
| 12 | 2026-02-01 | 10.57% | 7.03% | -3.55% |
| 13 | 2026-01-04 | 7.03% | 10.57% | +3.55% |
| 14 | 2026-01-01 | 10.57% | 7.03% | -3.55% |
| 15 | 2025-12-18 | 15.73% | 10.57% | -5.16% |
| 16 | 2025-12-04 | 12.21% | 15.73% | +3.52% |
| 17 | 2025-12-01 | 15.73% | 12.21% | -3.52% |
| 18 | 2025-11-21 | 16.69% | 15.73% | -0.96% |
| 19 | 2025-11-18 | 15.73% | 16.69% | +0.96% |
| 20 | 2025-11-04 | 12.21% | 15.73% | +3.52% |
| 21 | 2025-11-01 | 15.73% | 12.21% | -3.52% |
| 22 | 2025-10-04 | 12.21% | 15.73% | +3.52% |
| 23 | 2025-10-01 | 15.73% | 12.21% | -3.52% |
| 24 | 2025-09-04 | 12.21% | 15.73% | +3.52% |
| 25 | 2025-09-01 | 15.73% | 12.21% | -3.52% |
| 26 | 2025-08-29 | 20.19% | 15.73% | -4.46% |
| 27 | 2025-08-16 | 19.32% | 20.19% | +0.87% |
| 28 | 2025-08-05 | 18.19% | 19.32% | +1.12% |
| 29 | 2025-08-01 | 19.32% | 18.19% | -1.12% |
| 30 | 2025-07-04 | 18.19% | 19.32% | +1.12% |
| 31 | 2025-07-01 | 19.32% | 18.19% | -1.12% |
| 32 | 2025-06-10 | 24.19% | 19.32% | -4.87% |
| 33 | 2025-06-04 | 18.19% | 24.19% | +6.00% |
| 34 | 2025-06-01 | 24.50% | 18.19% | -6.31% |
| 35 | 2025-05-21 | 18.57% | 24.50% | +5.92% |
| 36 | 2025-05-20 | 22.64% | 18.57% | -4.06% |
| 37 | 2025-05-04 | 19.45% | 22.64% | +3.19% |
| 38 | 2025-05-03 | 17.68% | 19.45% | +1.77% |
| 39 | 2025-05-01 | 20.67% | 17.68% | -2.99% |
| 40 | 2025-04-20 | 17.68% | 20.67% | +2.99% |
| 41 | 2025-04-19 | 20.67% | 17.68% | -2.99% |
| 42 | 2025-04-14 | 14.55% | 20.67% | +6.11% |
| 43 | 2025-04-13 | 17.15% | 14.55% | -2.60% |
| 44 | 2025-04-05 | 14.55% | 17.15% | +2.60% |
| 45 | 2025-04-04 | 17.15% | 14.55% | -2.60% |
| 46 | 2025-04-02 | 14.55% | 17.15% | +2.60% |
| 47 | 2025-04-01 | 17.15% | 14.55% | -2.60% |
| 48 | 2025-03-30 | 68.46% | 17.15% | -51.31% |
| 49 | 2025-03-29 | 14.55% | 68.46% | +53.91% |
| 50 | 2025-03-28 | 64.10% | 14.55% | -49.54% |
| 51 | 2025-03-27 | 15.21% | 64.10% | +48.89% |
| 52 | 2025-03-26 | 12.85% | 15.21% | +2.36% |
| 53 | 2025-03-25 | 15.21% | 12.85% | -2.36% |
| 54 | 2025-03-24 | 61.34% | 15.21% | -46.14% |
| 55 | 2025-03-23 | 15.21% | 61.34% | +46.14% |
| 56 | 2025-03-22 | 12.85% | 15.21% | +2.36% |
| 57 | 2025-03-21 | 15.21% | 12.85% | -2.36% |
| 58 | 2025-03-20 | 61.34% | 15.21% | -46.14% |
| 59 | 2025-03-19 | 15.21% | 61.34% | +46.14% |
| 60 | 2025-03-17 | 0.37% | 15.21% | +14.83% |
| 61 | 2024-12-17 | 0.18% | 0.37% | +0.19% |
| 62 | 2024-06-30 | 0.25% | 0.18% | -0.07% |
| 63 | 2024-02-07 | 0.24% | 0.25% | +0.01% |
| 64 | 2023-09-22 | 0.33% | 0.24% | -0.09% |
| 65 | 2023-05-07 | 0.60% | 0.33% | -0.27% |
| 66 | 2023-04-10 | 1.13% | 0.60% | -0.53% |
| 67 | 2023-03-07 | 10.85% | 1.13% | -9.73% |
| 68 | 2022-02-04 | 1.95% | 10.85% | +8.90% |
| 69 | 2021-12-03 | 0.44% | 1.95% | +1.51% |
| 70 | 2021-11-25 | — | 0.44% | — |