Prototype Pollution
286 CVEs across 21 months on the top 50 list since Mar 2020. Peak rank #9 in Sep 2020.
CWE-1321 CVEs per month since Mar 2020
Nov 2021: below the top 50 that month, 6 or fewer CVEsDec 2021: below the top 50 that month, 7 or fewer CVEsJan 2022: 10 CVEs · rank #38Feb 2022: 12 CVEs · rank #34Mar 2022: 11 CVEs · rank #39Apr 2022: below the top 50 that month, 8 or fewer CVEsMay 2022: 9 CVEs · rank #42Jun 2022: below the top 50 that month, 8 or fewer CVEsJul 2022: 8 CVEs · rank #48Aug 2022: below the top 50 that month, 9 or fewer CVEsSep 2022: below the top 50 that month, 8 or fewer CVEsOct 2022: 12 CVEs · rank #34Nov 2022: below the top 50 that month, 8 or fewer CVEsDec 2022: 12 CVEs · rank #39Jan 2023: below the top 50 that month, 7 or fewer CVEsFeb 2023: below the top 50 that month, 9 or fewer CVEsMar 2023: no snapshot, the run for this month failedApr 2023: below the top 50 that month, 9 or fewer CVEsMay 2023: below the top 50 that month, 9 or fewer CVEsJun 2023: below the top 50 that month, 8 or fewer CVEsJul 2023: below the top 50 that month, 8 or fewer CVEsAug 2023: below the top 50 that month, 9 or fewer CVEsSep 2023: below the top 50 that month, 7 or fewer CVEsOct 2023: below the top 50 that month, 8 or fewer CVEsNov 2023: below the top 50 that month, 8 or fewer CVEsDec 2023: below the top 50 that month, 8 or fewer CVEsJan 2024: below the top 50 that month, 9 or fewer CVEsFeb 2024: below the top 50 that month, 11 or fewer CVEsMar 2024: below the top 50 that month, 8 or fewer CVEsApr 2024: below the top 50 that month, 9 or fewer CVEsMay 2024: below the top 50 that month, 13 or fewer CVEsJun 2024: below the top 50 that month, 10 or fewer CVEsJul 2024: 25 CVEs · rank #29Aug 2024: below the top 50 that month, 8 or fewer CVEsSep 2024: below the top 50 that month, 9 or fewer CVEsOct 2024: below the top 50 that month, 13 or fewer CVEsNov 2024: below the top 50 that month, 13 or fewer CVEsDec 2024: below the top 50 that month, 12 or fewer CVEsJan 2025: below the top 50 that month, 15 or fewer CVEsFeb 2025: 15 CVEs · rank #44Mar 2025: below the top 50 that month, 13 or fewer CVEsApr 2025: below the top 50 that month, 12 or fewer CVEsMay 2025: below the top 50 that month, 14 or fewer CVEsJun 2025: below the top 50 that month, 12 or fewer CVEsJul 2025: below the top 50 that month, 14 or fewer CVEsAug 2025: below the top 50 that month, 14 or fewer CVEsSep 2025: 23 CVEs · rank #38Oct 2025: below the top 50 that month, 14 or fewer CVEsNov 2025: below the top 50 that month, 11 or fewer CVEsDec 2025: below the top 50 that month, 14 or fewer CVEsJan 2026: below the top 50 that month, 15 or fewer CVEsFeb 2026: below the top 50 that month, 16 or fewer CVEsMar 2026: below the top 50 that month, 30 or fewer CVEsApr 2026: below the top 50 that month, 26 or fewer CVEsMay 2026: below the top 50 that month, 30 or fewer CVEsJun 2026: below the top 50 that month, 35 or fewer CVEsJul 2026: 39 CVEs · rank #49Aug 2026: below the top 50 that month, 41 or fewer CVEsSep 2026: below the top 50 that month, 52 or fewer CVEsOct 2026: below the top 50 that month, 39 or fewer CVEs
Year by year
Each year's months on the top 50 list of weakness classes. Pick a year to read it in the lens.
The record
- Peak rank
- #9 in Sep 2020
- Busiest month
- Sep 2020, 42 CVEs
- First on the list
- Mar 2020
- On the top 50 list
- 21 of 75 monthly snapshots