PT-2026-2643 · Mozilla · Firefox

Andrew Mccreight · Publicado 2026-01-13 · Atualizado 2026-03-10 · CVE-2026-0881

Positive Technologies (AI Summary) · Pt

CVSS v3.1

10

Crítica

Vetor base

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

Nome do Software Vulnerável e Versões Afetadas Versões do Firefox anteriores à 147

Descrição Existe um escape de sandbox no componente do Sistema de Mensagens. Isso possibilita um potencial comprometimento da segurança.

Recomendações Atualize o Firefox para a versão 147 ou posterior.

Correção

Improper Access Control

Protection Mechanism Failure

Enumeração de Fraquezas

CWE-284

CWE-693

Identificadores relacionados

BDU:2026-01955

CVE-2026-0881

OPENSUSE-SU-2026:10046-1

Produtos afetados

Firefox

Referências · 35

• https://osv.dev/vulnerability/CVE-2026-0881 · Aviso do Fabricante
• https://twitter.com/CVEnew/status/2011075596663865572 · Publicação no Twitter
• https://mozilla.org/en-US/security/advisories/mfsa2026-01/#CVE-2026-0881 · Aviso do Fabricante
• https://mozilla.org/security/advisories/mfsa2026-04 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2026-0881 · Nota de Segurança
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2026-0518SE47 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-0882 · Nota
• https://suse.com/security/cve/CVE-2026-0888 · Nota
• https://ubuntu.com/security/CVE-2026-0881 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-0889 · Nota
• https://suse.com/security/cve/CVE-2026-0879 · Nota
• https://mozilla.org/en-US/security/advisories/mfsa2026-04 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-0878 · Nota
• https://osv.dev/vulnerability/openSUSE-SU-2026:10046-1 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-0891 · Nota