Double Free
430 CVEs across 63 months on the top 50 list since Jun 2002. Peak rank #2 in Sep 2004.
CWE-415 CVEs per month since Jun 2002
Nov 2021: below the top 50 that month, 6 or fewer CVEsDec 2021: below the top 50 that month, 7 or fewer CVEsJan 2022: 11 CVEs · rank #34Feb 2022: below the top 50 that month, 7 or fewer CVEsMar 2022: below the top 50 that month, 7 or fewer CVEsApr 2022: 8 CVEs · rank #49May 2022: below the top 50 that month, 7 or fewer CVEsJun 2022: 11 CVEs · rank #40Jul 2022: below the top 50 that month, 8 or fewer CVEsAug 2022: below the top 50 that month, 9 or fewer CVEsSep 2022: below the top 50 that month, 8 or fewer CVEsOct 2022: below the top 50 that month, 8 or fewer CVEsNov 2022: below the top 50 that month, 8 or fewer CVEsDec 2022: below the top 50 that month, 8 or fewer CVEsJan 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: 12 CVEs · rank #41Jul 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: 8 CVEs · rank #50Nov 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: 11 CVEs · rank #46May 2024: 28 CVEs · rank #30Jun 2024: below the top 50 that month, 10 or fewer CVEsJul 2024: 11 CVEs · rank #46Aug 2024: below the top 50 that month, 8 or fewer CVEsSep 2024: below the top 50 that month, 9 or fewer CVEsOct 2024: 13 CVEs · rank #48Nov 2024: 13 CVEs · rank #47Dec 2024: below the top 50 that month, 12 or fewer CVEsJan 2025: below the top 50 that month, 15 or fewer CVEsFeb 2025: 18 CVEs · rank #39Mar 2025: below the top 50 that month, 13 or fewer CVEsApr 2025: below the top 50 that month, 12 or fewer CVEsMay 2025: 17 CVEs · rank #44Jun 2025: below the top 50 that month, 12 or fewer CVEsJul 2025: 21 CVEs · rank #38Aug 2025: below the top 50 that month, 14 or fewer CVEsSep 2025: 16 CVEs · rank #50Oct 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: 37 CVEs · rank #42Jun 2026: below the top 50 that month, 35 or fewer CVEsJul 2026: below the top 50 that month, 39 or fewer CVEsAug 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, 52 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
- #2 in Sep 2004
- Busiest month
- May 2026, 37 CVEs
- First on the list
- Jun 2002
- On the top 50 list
- 63 of 274 monthly snapshots