CVE-2026-12300

MediumCVSS 5.3/10Last modified Oct 26, 2026

Description

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Jun 16, 2026
Last modified
Oct 26, 2026
NVD status
Modified

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