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.

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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.

Contact

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