MFSA2026-66: Security Vulnerabilities fixed in Firefox for iOS 152.4
Published Jul 13, 2026
·Updated
Security Vulnerabilities fixed in Firefox for iOS 152.4
Affected Software
2 affected components
All of the following
Mozilla Firefox=152.4
Apple iOS
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Firefox for iOSto a version that resolves this vulnerability.Fixed in 152.4
Event History
Jul 13, 2026
Advisory Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of MFSA2026-66?
The severity of MFSA2026-66 is rated as low.
2
How do I fix MFSA2026-66?
To fix MFSA2026-66, update your Firefox for iOS to version 152.4 or later.
3
What software is affected by MFSA2026-66?
MFSA2026-66 affects Mozilla Firefox on iOS and Apple iOS.
4
When was MFSA2026-66 published?
MFSA2026-66 was published on July 13, 2026.
5
What vulnerabilities does MFSA2026-66 address?
MFSA2026-66 addresses multiple security vulnerabilities found in Firefox for iOS.