CVE-2026-7321

CRITICAL

9.6

Descricao

Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, and Thunderbird 140.10.1.

Detalhes CVE

Pontuacao CVSS v3.19.6

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioREQUIRED

Publicado4/28/2026

Ultima modificacao5/1/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

mozilla:firefoxmozilla:thunderbird

Fraquezas (CWE)

CWE-120

Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=2029461(security@mozilla.org)

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

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

https://www.mozilla.org/security/advisories/mfsa2026-36/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-39/(security@mozilla.org)

Correlacoes IOC

Sem correlacoes registradas

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