MFSA2025-71: Security Vulnerabilities fixed in Thunderbird 128.14
Published Aug 19, 2025
·Updated
Security Vulnerabilities fixed in Thunderbird 128.14
Affected Software
1 affected componentFixes available
Mozilla Thunderbird<128.14
128.14
Event History
Aug 19, 2025
Advisory Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
1
What is the severity of MFSA2025-71?
The severity level of MFSA2025-71 is considered moderate.
2
How do I fix MFSA2025-71?
To fix MFSA2025-71, upgrade to Thunderbird ESR version 128.14 or later.
3
Which versions of Thunderbird are affected by MFSA2025-71?
MFSA2025-71 affects Thunderbird ESR versions prior to 128.14.
4
What types of vulnerabilities are addressed in MFSA2025-71?
MFSA2025-71 addresses multiple security vulnerabilities related to the Thunderbird email client.
5
Who is responsible for the vulnerabilities fixed in MFSA2025-71?
Mozilla is responsible for addressing and fixing the vulnerabilities in MFSA2025-71.