CVE-2026-109779

MediumCVSS 4.2/10Last modified Oct 13, 2026

Description

Race condition in the Networking: DNS component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.

Metrics

CVSS 3.1 4.2/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Weakness enumeration

CWE-362

Affected software

No affected versions have been published.

Timeline

Published
Oct 13, 2026
Last modified
Oct 13, 2026
NVD status
Deferred

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CVE-2026-109779: Medium severity, CVSS 4.2 | Vulnix