PT-2026-30826 · Mozilla · Thunderbird+1

Brian Grinstead + 2 · CVE-2026-5735 · Publicado 2026-04-07 · Atualizado 2026-07-25

Positive Technologies (AI Summary) · Pt

CVSS v2.0

10

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions Firefox versões anteriores a 149.0.2 Thunderbird versões anteriores a 149.0.2

Description Bugs de segurança de memória presentes no Firefox 149.0.1 e Thunderbird 149.0.1. Alguns desses bugs mostraram evidências de corrupção de memória e presume-se que, com esforço suficiente, alguns deles poderiam ter sido explorados para executar código arbitrário. A vulnerabilidade envolve a escrita além dos limites do buffer.

Recommendations Atualize o Firefox para a versão 149.0.2 ou posterior. Atualize o Thunderbird para a versão 149.0.2 ou posterior.

Correção

DoS

Memory Corruption

Out of bounds Read

Enumeração de Fraquezas

CWE-787

CWE-125

Identificadores relacionados

BDU:2026-04823

CVE-2026-5735

OPENSUSE-SU-2026:10511-1

OPENSUSE-SU-2026:11373-1

Produtos afetados

Firefox

Thunderbird

Referências · 250

• https://suse.com/security/cve/CVE-2025-5271 · Nota
• https://suse.com/security/cve/CVE-2025-11716 · Nota
• https://cve.org/CVERecord?id=CVE-2026-5735 · Nota de Segurança
• https://suse.com/security/cve/CVE-2025-0246 · Nota
• https://suse.com/security/cve/CVE-2025-14332 · Nota
• https://suse.com/security/cve/CVE-2025-9187 · Nota
• https://suse.com/security/cve/CVE-2026-8969 · Nota
• https://suse.com/security/cve/CVE-2026-0881 · Nota
• https://suse.com/security/cve/CVE-2024-11706 · Nota
• https://suse.com/security/cve/CVE-2025-4082 · Nota
• https://suse.com/security/cve/CVE-2025-4089 · Nota
• https://suse.com/security/cve/CVE-2025-4090 · Nota
• https://mozilla.org/en-US/security/advisories/mfsa2026-25 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-0889 · Nota
• https://suse.com/security/cve/CVE-2024-9403 · Nota