CVE-2026-2776
Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software
Vexday Risk Score
28Baixo
Decisão SSVC (CISA)
Track
Sem sinal de exploração → monitorar
CVSS 10EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Ciclo de vida
24 fev 2026Publicada no NVD
Recomendação: Monitorar — sem sinal de exploração no momento.
Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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Falar com a TrueHacking →Referências
https://access.redhat.com/errata/RHSA-2026:3338https://access.redhat.com/errata/RHSA-2026:3339https://access.redhat.com/errata/RHSA-2026:3361https://access.redhat.com/errata/RHSA-2026:3491https://access.redhat.com/errata/RHSA-2026:3492https://access.redhat.com/errata/RHSA-2026:3493https://access.redhat.com/errata/RHSA-2026:3494https://access.redhat.com/errata/RHSA-2026:3495https://access.redhat.com/errata/RHSA-2026:3496https://access.redhat.com/errata/RHSA-2026:3497https://access.redhat.com/errata/RHSA-2026:3515https://access.redhat.com/errata/RHSA-2026:3516