CVE-2026-100818 - Sandbox escape due to use-after-free in the Widget: Gtk component
CVE ID :CVE-2026-100818 Published : Sept. 29, 2026, 1:17 p.m. | 2 hours, 58 minutes ago Description :Sandbox escape due to use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, and Firefox ESR 140.17. Severity: 9.6 | CRITICAL ...