When Multi-Account Containers was enabled, DNS requests could have bypassed a SOCKS proxy when the domain name was invalid or the SOCKS proxy was not responding. This vulnerability affects Firefox < 140.
History

Thu, 03 Jul 2025 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Vendors & Products Mozilla
Mozilla firefox

Thu, 26 Jun 2025 00:30:00 +0000

Type Values Removed Values Added
Title firefox: DNS Requests leaked outside of a configured SOCKS proxy
References
Metrics threat_severity

None

threat_severity

Low


Wed, 25 Jun 2025 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-200
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 24 Jun 2025 12:45:00 +0000

Type Values Removed Values Added
Description When Multi-Account Containers was enabled, DNS requests could have bypassed a SOCKS proxy when the domain name was invalid or the SOCKS proxy was not responding. This vulnerability affects Firefox < 140.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2025-06-24T12:28:03.769Z

Updated: 2025-06-25T14:26:02.827Z

Reserved: 2025-06-20T14:51:37.854Z

Link: CVE-2025-6432

cve-icon Vulnrichment

Updated: 2025-06-25T14:20:33.868Z

cve-icon NVD

Status : Analyzed

Published: 2025-06-24T13:15:24.220

Modified: 2025-07-03T16:04:29.550

Link: CVE-2025-6432

cve-icon Redhat

Severity : Low

Publid Date: 2025-06-24T12:28:03Z

Links: CVE-2025-6432 - Bugzilla