vulnerability

MFSA2025-54 Thunderbird: Security Vulnerabilities fixed in Thunderbird 140 (CVE-2025-6432)

Severity
9
CVSS
(AV:N/AC:L/Au:N/C:C/I:P/A:P)
Published
Jun 24, 2025
Added
Jul 3, 2025
Modified
Aug 12, 2025

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 and Thunderbird < 140.

Solution

mozilla-thunderbird-upgrade-140_0
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.