CVE-2026-6754

HIGH

7.5

Descripcion

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

Detalles CVE

Puntuacion CVSS v3.17.5

SeveridadHIGH

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado4/21/2026

Ultima modificacion4/22/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

mozilla:firefoxmozilla:thunderbird

Debilidades (CWE)

CWE-416

Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=2027541(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-30/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-31/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-32/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-33/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-34/(security@mozilla.org)

Correlaciones IOC

Sin correlaciones registradas

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