CVE-2025-5263 Affecting firefox package, versions <0:128.11.0-1.0.1.el8_10


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-ORACLE8-FIREFOX-10275089
  • published31 May 2025
  • disclosed27 May 2025

Introduced: 27 May 2025

NewCVE-2025-5263  (opens in a new tab)

How to fix?

Upgrade Oracle:8 firefox to version 0:128.11.0-1.0.1.el8_10 or higher.
This issue was patched in ELSA-2025-8308.

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.

Error handling for script execution was incorrectly isolated from web content, which could have allowed cross-origin leak attacks. This vulnerability affects Firefox < 139, Firefox ESR < 115.24, and Firefox ESR < 128.11.

CVSS Base Scores

version 3.1