MFSA2025-70: Security Vulnerabilities fixed in Thunderbird 142

Published Aug 19, 2025
·
Updated

Security Vulnerabilities fixed in Thunderbird 142

Affected Software

1 affected componentFixes available
Mozilla Thunderbird<142
142

Event History

Aug 19, 2025
Advisory Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of MFSA2025-70?

The severity of MFSA2025-70 is categorized as moderate.

2

How do I fix MFSA2025-70?

To fix MFSA2025-70, upgrade your Mozilla Thunderbird to version 142 or later.

3

What vulnerabilities are addressed in MFSA2025-70?

MFSA2025-70 addresses multiple security vulnerabilities in Thunderbird that could potentially lead to information leakage or other security issues.

4

Is the version 142 of Thunderbird vulnerable to MFSA2025-70?

No, version 142 of Thunderbird has patched the vulnerabilities outlined in MFSA2025-70.

5

Who is affected by the vulnerabilities in MFSA2025-70?

Users of Mozilla Thunderbird versions prior to 142 are affected by the vulnerabilities in MFSA2025-70.

Contact

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