CVE-2026-6770

MÉDIO 6.5CVE-2026-6770 · Published 21/04/2026 · updated 26/10/2026

Em resumo

CVE-2026-6770 é uma vulnerabilidade MÉDIO (CVSS 6.5) que afeta firefox (mozilla), thunderbird (mozilla).
Chance de exploração nos próximos 30 dias (EPSS): 3.9%, maior que 90.2% das vulnerabilidades.
Correção: atualize para 140.10.0, 150.0 ou posterior.

Package	Affected versions	Patched versions
firefox mozilla	`< 140.10.0< 150.0`	`140.10.0150.0`
thunderbird mozilla	`< 140.10.0`	`140.10.0`

Description

Other issue in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

References

bugzilla.mozilla.org/show_bug.cgi · Permissions Required
mozilla.org/security/advisories/mfsa2026-30 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-32 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-33 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-34 · Vendor Advisory

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Package

Affected versions

Patched versions

firefox

mozilla

< 140.10.0< 150.0

140.10.0150.0

thunderbird

mozilla

< 140.10.0

140.10.0

Mais vulnerabilidades de firefox

Ver tudo →