MFSA2017-21: Security vulnerabilities fixed in Firefox 56

Published Sep 28, 2017
·
Updated

Security vulnerabilities fixed in Firefox 56

Affected Software

1 affected componentFixes available
Mozilla Firefox<56
56

Event History

Sep 28, 2017
Advisory Published
via Mozilla·12:00 AM

Frequently Asked Questions

1

What is MFSA2017-21?

MFSA2017-21 is a security vulnerability that affects Mozilla Firefox version 56.

2

What is the severity of MFSA2017-21?

MFSA2017-21 has a severity level of critical.

3

How can I fix the MFSA2017-21 vulnerability?

To fix the MFSA2017-21 vulnerability, you should update your Mozilla Firefox browser to version 56 or later.

4

Where can I find more information about MFSA2017-21?

You can find more information about the MFSA2017-21 vulnerability on the Mozilla Security Advisories website at https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/.

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