MFSA2025-64: Security Vulnerabilities fixed in Firefox 142
Published Aug 19, 2025
·Updated
Security Vulnerabilities fixed in Firefox 142
Affected Software
1 affected componentFixes available
Mozilla Firefox<142
142
Event History
Aug 19, 2025
Advisory Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
1
What is the severity of MFSA2025-64?
The severity of MFSA2025-64 is classified as high due to potential security vulnerabilities in Firefox.
2
How do I fix MFSA2025-64?
To fix MFSA2025-64, update your Firefox to version 142 or later.
3
What vulnerabilities are addressed in MFSA2025-64?
MFSA2025-64 addresses multiple security vulnerabilities that could allow for exploitation in Firefox.
4
Which versions of Firefox are affected by MFSA2025-64?
MFSA2025-64 affects all versions of Firefox prior to version 142.
5
Is there any workaround for MFSA2025-64?
There are no known workarounds for MFSA2025-64; updating Firefox is the recommended action.