CVE-2026-2806

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

Uninitialized memory in the Graphics: Text component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-908CWE-457

Affected software

No affected versions have been published.

Timeline

Published
Feb 24, 2026
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2026-2806: Critical severity, CVSS 9.1 | Vulnix