MFSA2025-67: Security Vulnerabilities fixed in Firefox ESR 140.2
Published Aug 19, 2025
·Updated
Security Vulnerabilities fixed in Firefox ESR 140.2
Affected Software
1 affected componentFixes available
Mozilla Firefox ESR<140.2
140.2
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 security vulnerabilities are addressed by MFSA2025-67?
MFSA2025-67 addresses multiple security vulnerabilities that could potentially affect users of Firefox ESR prior to version 140.2.
2
What version should I update to in order to mitigate the risks of MFSA2025-67?
To mitigate the risks associated with MFSA2025-67, users should update their Firefox ESR to version 140.2 or later.
3
Are there any known exploits for MFSA2025-67?
As of now, there are no known active exploits specifically associated with the vulnerabilities in MFSA2025-67.
4
What impact can MFSA2025-67 vulnerabilities have on my system?
The vulnerabilities fixed in MFSA2025-67 could allow unauthorized access or manipulation of user data, leading to potential security breaches.
5
How can I ensure that my Firefox ESR is secure after the fix for MFSA2025-67?
To ensure your Firefox ESR remains secure, regularly check for updates and apply the latest security patches as they become available.