MFSA2025-56: Security Vulnerabilities fixed in Firefox 141
Published Jul 22, 2025
·Updated
Security Vulnerabilities fixed in Firefox 141
Affected Software
1 affected componentFixes available
Mozilla Firefox<141
141
Event History
Jul 22, 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 MFSA2025-56?
The severity of MFSA2025-56 is categorized as high due to the potential exploitation of the vulnerabilities in Firefox 141.
2
How do I fix MFSA2025-56?
To fix MFSA2025-56, update your Firefox browser to version 141 or later without delay.
3
What types of vulnerabilities are addressed in MFSA2025-56?
MFSA2025-56 addresses multiple security vulnerabilities involving memory safety issues, which could allow for arbitrary code execution.
4
Which versions of Firefox are affected by MFSA2025-56?
MFSA2025-56 affects all versions of Firefox prior to version 141.
5
Is it necessary to update Firefox for MFSA2025-56?
Yes, it is essential to update Firefox to version 141 to mitigate the risk associated with the vulnerabilities described in MFSA2025-56.