MFSA2021-13: Security Vulnerabilities fixed in Thunderbird 78.9.1

Published Apr 8, 2021
·
Updated

Security Vulnerabilities fixed in Thunderbird 78.9.1

Affected Software

1 affected componentFixes available
Mozilla Thunderbird<78.9.1
78.9.1

Event History

Apr 8, 2021
Advisory Published
via Mozilla·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of MFSA2021-13?

The severity of MFSA2021-13 varies depending on the vulnerability it addresses, but it includes fixes for critical vulnerabilities in Thunderbird.

2

How do I fix MFSA2021-13?

To fix MFSA2021-13, you should update Thunderbird to version 78.9.1 or later.

3

What vulnerabilities does MFSA2021-13 address?

MFSA2021-13 addresses multiple security vulnerabilities identified in versions of Thunderbird prior to 78.9.1.

4

Is my version of Thunderbird affected by MFSA2021-13?

If you are using a version of Thunderbird older than 78.9.1, your version is affected by MFSA2021-13.

5

What should I do if I cannot update Thunderbird to fix MFSA2021-13?

If you cannot update Thunderbird, consider using alternative email clients until you can secure your software.

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