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CVE Watch1 sept 2026

CVE-2026-84128

Privilege escalation in the WebDriver BiDi component. This vulnerability was fixed in Firefox 155 and Thunderbird 155.

CVSS

8.8

Alto

EPSS

—

KEV

—

Exploit Today

—

0-100

Publicado: 1 sept 2026 · Última mod.: 1 sept 2026 · CWE-284

EPSS · 30d

Sin historial EPSS suficiente todavía.

Descripción técnica

Privilege escalation in the WebDriver BiDi component. This vulnerability was fixed in Firefox 155 and Thunderbird 155.

Referencias oficiales
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