CVSS 10.0CVSS 10.0 · CRITICAL
CVE-2026-4688
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.
Ver en NVDSeveridad
Puntaje: 10.0(CRITICAL)
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HAV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: CHANGED
C: HIGH
I: HIGH
A: HIGH
Tipo de falla (CWE):
CWE-416CWE-825EPSS
Probabilidad de explotación (próx. 30 días): 0.0053 (0.5%)
Percentil: 41.2%
EPSS: 2026-07-14
Afecta
mozilla:firefoxDescripción técnica
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.
Publicada: 24/3/2026, 13:16:04
Última modificación: 15/7/2026, 2:22:46
Referencias
- https://bugzilla.mozilla.org/show_bug.cgi?id=2016373
- https://www.mozilla.org/security/advisories/mfsa2026-20/
- https://www.mozilla.org/security/advisories/mfsa2026-22/
- https://www.mozilla.org/security/advisories/mfsa2026-23/
- https://www.mozilla.org/security/advisories/mfsa2026-24/
- https://access.redhat.com/errata/RHSA-2026:5930
- https://access.redhat.com/errata/RHSA-2026:5931
- https://access.redhat.com/errata/RHSA-2026:5932