Cleartext Transmission of Sensitive Information Affecting firefox package, versions *


Severity

Recommended
0.0
low
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-CENTOS6-FIREFOX-10257772
  • published28 May 2025
  • disclosed27 May 2025

Introduced: 27 May 2025

NewCVE-2025-5270  (opens in a new tab)
CWE-319  (opens in a new tab)

How to fix?

There is no fixed version for Centos:6 firefox.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

In certain cases, SNI could have been sent unencrypted even when encrypted DNS was enabled. This vulnerability affects Firefox < 139.

CVSS Base Scores

version 3.1