CVE-2026-8949 — Integer overflow in the Widget: Win32 component
Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
Published: 2026-05-19 · CVSS: 7.5 · CVSS 3.1
Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7