CVE-2026-92064
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156 and Firefox ESR 153.3.
Scoring
- CVSS base score
- 0
- EPSS probability
- 0.14%
- Published
- 2026-09-15
- Last modified
- 2026-09-16
Affected products
- Mozilla Firefox
- Mozilla Firefox
- Mozilla Thunderbird
- Mozilla Thunderbird