CVE-2025-9181 Affecting firefox package, versions <128.14-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.36% (29th percentile)

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  • Snyk IDSNYK-WOLFILATEST-FIREFOX-17762844
  • published1 Jul 2026
  • disclosed19 Aug 2025

Introduced: 19 Aug 2025

CVE-2025-9181  (opens in a new tab)

How to fix?

Upgrade Wolfi firefox to version 128.14-r0 or higher.

NVD Description

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

Uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in Firefox 142, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

CVSS Base Scores

version 3.1