Inclusion of Functionality from Untrusted Control Sphere Affecting thunderbird package, versions <0:128.11.0-1.el9_6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-RHEL9-THUNDERBIRD-10307040
  • published6 Jun 2025
  • disclosed27 May 2025

Introduced: 27 May 2025

NewCVE-2025-5263  (opens in a new tab)
CWE-829  (opens in a new tab)

How to fix?

Upgrade RHEL:9 thunderbird to version 0:128.11.0-1.el9_6 or higher.
This issue was patched in RHSA-2025:8607.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by RHEL. See How to fix? for RHEL:9 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