CVE-2025-6430 Affecting firefox package, versions <0:128.12.0-1.0.1.el8_10


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.03% (8th percentile)

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  • Snyk IDSNYK-ORACLE8-FIREFOX-10583117
  • published2 Jul 2025
  • disclosed24 Jun 2025

Introduced: 24 Jun 2025

NewCVE-2025-6430  (opens in a new tab)

How to fix?

Upgrade Oracle:8 firefox to version 0:128.12.0-1.0.1.el8_10 or higher.
This issue was patched in ELSA-2025-10074.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

When a file download is specified via the Content-Disposition header, that directive would be ignored if the file was included via a &amp;lt;embed&amp;gt; or &amp;lt;object&amp;gt; tag, potentially making a website vulnerable to a cross-site scripting attack. This vulnerability affects Firefox < 140 and Firefox ESR < 128.12.

CVSS Base Scores

version 3.1