CVE-2025-10528

Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component

CVSS 7.3 HIGHEPSS 0.3%CWE-693

Vexday Risk Score

21Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 7.3EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

16 set 2025Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Produtos afetados

Mozilla · Firefox Mozilla · Thunderbird

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Referências

https://bugzilla.mozilla.org/show_bug.cgi?id=1986185 https://lists.debian.org/debian-lts-announce/2025/09/msg00020.html https://lists.debian.org/debian-lts-announce/2025/09/msg00026.html https://www.mozilla.org/security/advisories/mfsa2025-73/https://www.mozilla.org/security/advisories/mfsa2025-75/https://www.mozilla.org/security/advisories/mfsa2025-77/https://www.mozilla.org/security/advisories/mfsa2025-78/