CVE-2026-92066

CRÍTICO 9.8CVE-2026-92066 · Published 15/09/2026 · updated 05/10/2026

En resumen

CVE-2026-92066 es una vulnerabilidad CRÍTICO (CVSS 9.8) que afecta a firefox (mozilla), thunderbird (mozilla).
Probabilidad de explotación en los próximos 30 días (EPSS): 0.55%, mayor que el 46.1% de las vulnerabilidades.
Solución: actualizar a 156.0.0, 156.0 o posterior.

Package	Affected versions	Patched versions
firefox mozilla	`< 156.0.0`	`156.0.0`
thunderbird mozilla	`< 156.0`	`156.0`

Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Package

Affected versions

Patched versions

< 156.0.0

156.0.0

< 156.0

156.0

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