MFSA2025-47: Security Vulnerabilities fixed in Firefox 139.0.4
Published Jun 10, 2025
·Updated
Security Vulnerabilities fixed in Firefox 139.0.4
Affected Software
1 affected componentFixes available
Mozilla Firefox<139.0.4
139.0.4
Event History
Jun 10, 2025
Advisory Published
via Mozilla·12:00 AM
Frequently Asked Questions
1
What is the severity of MFSA2025-47?
The severity of MFSA2025-47 is considered moderate as it addresses several security vulnerabilities in Firefox 139.0.4.
2
How do I fix MFSA2025-47?
To fix MFSA2025-47, users should update their Firefox browser to version 139.0.4 or later.
3
What vulnerabilities are addressed in MFSA2025-47?
MFSA2025-47 addresses multiple security vulnerabilities that could potentially lead to information disclosure or unauthorized access.
4
Who is affected by MFSA2025-47?
Users of Firefox versions prior to 139.0.4 are affected by the vulnerabilities outlined in MFSA2025-47.
5
Is there a risk if I do not update for MFSA2025-47?
Yes, not updating for MFSA2025-47 could expose users to security risks and potential exploits.