CVE-2025-14330 Affecting firefox 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
0.5% (40th percentile)

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  • Snyk IDSNYK-RHEL10-FIREFOX-14891710
  • published7 Jan 2026
  • disclosed9 Dec 2025

Introduced: 9 Dec 2025

CVE-2025-14330  (opens in a new tab)

How to fix?

Upgrade RHEL:10 firefox to version 0:140.6.0-1.el10_0 or higher.
This issue was patched in RHSA-2026:0127.

NVD Description

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

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

CVSS Base Scores

version 3.1