Origin Validation Error Affecting MozillaFirefox-devel package, versions <140.6.0-150200.152.213.1


Severity

Recommended
high

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.19% (9th percentile)

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  • Snyk IDSNYK-SLES155-MOZILLAFIREFOXDEVEL-14464034
  • published18 Dec 2025
  • disclosed17 Dec 2025

Introduced: 17 Dec 2025

CVE-2025-14331  (opens in a new tab)
CWE-346  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 MozillaFirefox-devel to version 140.6.0-150200.152.213.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream MozillaFirefox-devel package and not the MozillaFirefox-devel package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

Same-origin policy bypass in the Request Handling component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

CVSS Base Scores

version 3.1