PT-2026-21734 · Mozilla · Thunderbird+1

Kanaru Sato · Publicado 2026-02-24 · Atualizado 2026-03-01 · CVE-2026-2801

Positive Technologies (AI Summary) · Pt

CVSS v2.0

7.8

Alta

Vetor base

AV:N/AC:L/Au:N/C:N/I:N/A:C

Nome do Software Vulnerável e Versões Afetadas Versões do Firefox anteriores a 148 Versões do Thunderbird anteriores a 148

Descrição Existe um problema devido a condições de limite incorretas no componente JavaScript: WebAssembly. Isso pode potencialmente levar a comportamentos inesperados ou comprometimento.

Recomendações Atualize o Firefox para a versão 148 ou posterior. Atualize o Thunderbird para a versão 148 ou posterior.

Correção

Buffer Overflow

Improper Check for Exceptional Conditions

Enumeração de Fraquezas

CWE-119

CWE-754

Identificadores relacionados

BDU:2026-06190

CVE-2026-2801

OPENSUSE-SU-2026:10257-1

Produtos afetados

Firefox

Thunderbird

Referências · 75

• https://suse.com/security/cve/CVE-2026-2765 · Nota
• https://suse.com/security/cve/CVE-2026-2771 · Nota
• https://suse.com/security/cve/CVE-2026-2782 · Nota
• https://suse.com/security/cve/CVE-2026-2769 · Nota
• https://suse.com/security/cve/CVE-2026-2773 · Nota
• https://mozilla.org/en-US/security/advisories/mfsa2026-13 · Aviso do Fabricante
• https://twitter.com/threatcluster/status/2026545270134091898 · Publicação no Twitter
• https://suse.com/security/cve/CVE-2026-2793 · Nota
• https://suse.com/security/cve/CVE-2026-2784 · Nota
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-2801 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-2796 · Nota
• https://mozilla.org/security/advisories/mfsa2026-16 · Aviso do Fabricante
• https://mozilla.org/en-US/security/advisories/mfsa2026-13/#CVE-2026-2801 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-2794 · Nota
• https://suse.com/security/cve/CVE-2026-2800 · Nota