MFSA2025-82: Security Vulnerabilities fixed in Firefox ESR 115.29

Published Oct 14, 2025
·
Updated

Security Vulnerabilities fixed in Firefox ESR 115.29

Affected Software

1 affected componentFixes available
Mozilla Firefox ESR<115.29
115.29

Event History

Oct 14, 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 in MFSA2025-82?

MFSA2025-82 addresses multiple security vulnerabilities identified in Firefox ESR versions prior to 115.29.

2

What is the severity of MFSA2025-82?

The severity of vulnerabilities fixed in MFSA2025-82 varies, with some being critical in nature.

3

How do I fix MFSA2025-82?

To fix MFSA2025-82, users should update their Firefox ESR to version 115.29 or later.

4

What versions of Firefox are affected by MFSA2025-82?

MFSA2025-82 affects all versions of Firefox ESR prior to 115.29.

5

Who is the vendor responsible for the vulnerabilities in MFSA2025-82?

The vendor responsible for the vulnerabilities fixed in MFSA2025-82 is Mozilla.

Contact

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