CVE-2025-14329 Affecting thunderbird package, versions <0:140.6.0-1.el10_0


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (17th percentile)

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  • Snyk IDSNYK-RHEL10-THUNDERBIRD-14891663
  • published7 Jan 2026
  • disclosed9 Dec 2025

Introduced: 9 Dec 2025

CVE-2025-14329  (opens in a new tab)

How to fix?

Upgrade RHEL:10 thunderbird to version 0:140.6.0-1.el10_0 or higher.
This issue was patched in RHSA-2026:0124.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

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

CVSS Base Scores

version 3.1