CVE-2026-4688

CRITICO 10.0CVE-2026-4688 · Published 24/03/2026 · updated 15/07/2026

In breve

CVE-2026-4688 è una vulnerabilità CRITICO (CVSS 10.0) che riguarda firefox (mozilla).
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 0.55%, superiore al 46.1% delle vulnerabilità.
Correzione: aggiornare a 140.9.0, 149.0 o successiva.

Package	Affected versions	Patched versions
firefox mozilla	`< 140.9.0< 149.0`	`140.9.0149.0`

Description

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

References

bugzilla.mozilla.org/show_bug.cgi · Permissions Required
mozilla.org/security/advisories/mfsa2026-20 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-22 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-23
mozilla.org/security/advisories/mfsa2026-24
access.redhat.com/errata/RHSA-2026:5930
access.redhat.com/errata/RHSA-2026:5931
access.redhat.com/errata/RHSA-2026:5932
access.redhat.com/errata/RHSA-2026:6188
access.redhat.com/errata/RHSA-2026:6342
access.redhat.com/errata/RHSA-2026:6917
access.redhat.com/errata/RHSA-2026:7837
access.redhat.com/errata/RHSA-2026:7838
access.redhat.com/errata/RHSA-2026:7839

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