MFSA2021-06: Security Vulnerabilities fixed in Firefox 85.0.1 and Firefox ESR 78.7.1

Published Feb 5, 2021
·
Updated

Security Vulnerabilities fixed in Firefox 85.0.1 and Firefox ESR 78.7.1

Affected Software

2 affected componentsFixes available
Mozilla Firefox<85.0.1
85.0.1
Mozilla Firefox ESR<78.7.1
78.7.1

Event History

Feb 5, 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 MFSA2021-06?

The severity of MFSA2021-06 includes critical vulnerabilities that can lead to potential exploits.

2

How do I fix MFSA2021-06?

To fix MFSA2021-06, update Firefox to version 85.0.1 or Firefox ESR to version 78.7.1.

3

What vulnerabilities are addressed in MFSA2021-06?

MFSA2021-06 addresses multiple security vulnerabilities that affect the stability and privacy of the browser.

4

Are older versions of Firefox affected by MFSA2021-06?

Yes, older versions prior to Firefox 85.0.1 and Firefox ESR 78.7.1 are affected by the vulnerabilities in MFSA2021-06.

5

Is there a workaround for MFSA2021-06?

There are no effective workarounds for MFSA2021-06; the best resolution is to update the browser to the fixed versions.

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