CVE-2026-74965 — Privilege escalation in the Shell Integration component
Privilege escalation in the Shell Integration component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14,…
Published: 2026-08-18 · CVSS: 8.8 · CVSS 3.1
Privilege escalation in the Shell Integration component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7