Open Redirect Affecting firefox-x11 package, versions <0:128.6.0-1.el9_5


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-CENTOS9-FIREFOXX11-8761544
  • published27 Feb 2025
  • disclosed7 Jan 2025

Introduced: 7 Jan 2025

CVE-2025-0239  (opens in a new tab)
CWE-601  (opens in a new tab)

How to fix?

Upgrade Centos:9 firefox-x11 to version 0:128.6.0-1.el9_5 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox-x11 package and not the firefox-x11 package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.

CVSS Scores

version 3.1