CVE-2026-2760

CRITICAL

10.0

Descripcion

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Detalles CVE

Puntuacion CVSS v3.110.0

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado2/24/2026

Ultima modificacion2/26/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

mozilla:firefoxmozilla:thunderbird

Debilidades (CWE)

CWE-1384

Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=2011062(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-13/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-14/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-15/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-16/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-17/(security@mozilla.org)

Correlaciones IOC

Sin correlaciones registradas

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