What is the severity of MFSA2025-33?

The severity of MFSA2025-33 is categorized as moderate.

How do I fix MFSA2025-33?

To fix MFSA2025-33, update Mozilla Focus to version 139 or later.

What specific vulnerability is addressed in MFSA2025-33?

MFSA2025-33 addresses a specific security vulnerability in Mozilla Focus for iOS 138.

Is my device affected by MFSA2025-33?

Devices running Mozilla Focus version 138 are affected by MFSA2025-33.

When was the fix for MFSA2025-33 released?

The fix for MFSA2025-33 was released in the version following 138.

Vulnerability/
MFSA2025-33

medium

21/4/2025

MFSA2025-33: Security vulnerability fixed in Focus for iOS 138

First published: Mon Apr 21 2025(Updated: )

Security vulnerability fixed in Focus for iOS 138

Affected Software	Affected Version	How to fix
Mozilla Focus	<138	138

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Reference Links

https://www.mozilla.org/en-US/security/advisories/mfsa2025-33/ (Advisory)

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2025-3859

Frequently Asked Questions

What is the severity of MFSA2025-33?
The severity of MFSA2025-33 is categorized as moderate.
How do I fix MFSA2025-33?
To fix MFSA2025-33, update Mozilla Focus to version 139 or later.
What specific vulnerability is addressed in MFSA2025-33?
MFSA2025-33 addresses a specific security vulnerability in Mozilla Focus for iOS 138.
Is my device affected by MFSA2025-33?
Devices running Mozilla Focus version 138 are affected by MFSA2025-33.
When was the fix for MFSA2025-33 released?
The fix for MFSA2025-33 was released in the version following 138.

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agent/title
agent/severity
agent/softwarecombine
agent/type
agent/description
agent/first-publish-date
agent/tags
collector/mozilla-advisory
source/Mozilla
agent/software-canonical-lookup
agent/software-canonical-lookup-request
agent/event
vendor/mozilla
canonical/mozilla focus

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Frequently Asked Questions

What is the severity of MFSA2025-33?
The severity of MFSA2025-33 is categorized as moderate.
How do I fix MFSA2025-33?
To fix MFSA2025-33, update Mozilla Focus to version 139 or later.
What specific vulnerability is addressed in MFSA2025-33?
MFSA2025-33 addresses a specific security vulnerability in Mozilla Focus for iOS 138.
Is my device affected by MFSA2025-33?
Devices running Mozilla Focus version 138 are affected by MFSA2025-33.
When was the fix for MFSA2025-33 released?
The fix for MFSA2025-33 was released in the version following 138.