CVE-2026-74982 Denial-of-service in the Widget component

Denial-of-service in the Widget component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1...

CVE-2026-74982

A denial-of-service flaw exists in Firefox's Widget component. Affected users should upgrade to Firefox 154 or Firefox ESR 153.1. No exploitation details are provided in the available documents.