Cleartext Transmission of Sensitive Information Affecting firefox package, versions *


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.27% (19th percentile)

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  • Snyk IDSNYK-RHEL6-FIREFOX-10257771
  • published28 May 2025
  • disclosed27 May 2025

Introduced: 27 May 2025

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

How to fix?

There is no fixed version for RHEL: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 RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

In certain cases, SNI could have been sent unencrypted even when encrypted DNS was enabled. This vulnerability was fixed in Firefox 139 and Thunderbird 139.

CVSS Base Scores

version 3.1