[CVE-2026-74937] Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 154, Firefox…

Descripción técnica

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

Puntuación CVSS

Score: 8.8/10 — Severidad: HIGH — Estado NIST: Undergoing Analysis

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Debilidades (CWE)

CWE-416

Fuente oficial

Publicado en NIST NVD.