CVE-2026-84139
Medium · 6.1CVSS
6.1
EPSS
0.3%
Published
Sep 1, 2026
CISA due date
—
The record
Clickjacking issue in the DOM: Events component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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