CVE-2025-14328

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CVSS 3.1

8.8 high

EPSS

<1%p34

Published

Dec 9, 2025 (Dec 9, 2025)

Modified

Jun 17, 2026

Description

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

Vendors: mozilla
Products: firefox, thunderbird
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

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