MFSA2021-20: Security Vulnerabilities fixed in Firefox 88.0.1, Firefox for Android 88.1.3
Published May 5, 2021
·Updated
Security Vulnerabilities fixed in Firefox 88.0.1, Firefox for Android 88.1.3
Affected Software
3 affected componentsFixes available
Mozilla Firefox<88.0.1
88.0.1
All of the following
Mozilla Firefox=88.1.3
Google Android
Event History
May 5, 2021
Advisory Published
via Mozilla·12:00 AM
Frequently Asked Questions
1
What is the severity of MFSA2021-20?
The severity of MFSA2021-20 varies but addresses critical vulnerabilities that could potentially compromise user data.
2
How do I fix MFSA2021-20?
To fix MFSA2021-20, update your Firefox browser to version 88.0.1 or your Firefox for Android to version 88.1.3.
3
What vulnerabilities does MFSA2021-20 address?
MFSA2021-20 addresses multiple security vulnerabilities that could allow for unintended information disclosure and other exploits.
4
Which versions of Firefox are affected by MFSA2021-20?
MFSA2021-20 affects versions of Firefox prior to 88.0.1.
5
Is my version of Firefox still supported after the issues in MFSA2021-20?
If you are using a version earlier than 88.0.1, it is recommended to update, as earlier versions may not receive security patches.