MFSA2025-74: Security Vulnerabilities fixed in Firefox ESR 115.28

Published Sep 16, 2025
·
Updated

Security Vulnerabilities fixed in Firefox ESR 115.28

Affected Software

1 affected componentFixes available
Mozilla Firefox ESR<115.28
115.28

Event History

Sep 16, 2025
Advisory Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of MFSA2025-74?

The severity of MFSA2025-74 includes multiple security vulnerabilities that could potentially lead to exploits or data breaches.

2

How do I fix MFSA2025-74?

To fix MFSA2025-74, users should update to Firefox ESR version 115.28 or later.

3

What products are affected by MFSA2025-74?

The affected product for MFSA2025-74 is Mozilla Firefox ESR up to version 115.28.

4

Are there specific vulnerabilities addressed in MFSA2025-74?

Yes, MFSA2025-74 addresses multiple security vulnerabilities that were patched in the latest release.

5

Is it safe to continue using Firefox ESR if I haven't updated for MFSA2025-74?

No, it's not safe to continue using the affected version of Firefox ESR as it may expose your system to security risks.

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