MFSA2026-35: Security Vulnerabilities fixed in Firefox 150.0.1

Published Apr 28, 2026
·
Updated

Security Vulnerabilities fixed in Firefox 150.0.1

Affected Software

1 affected componentFixes available
Mozilla Firefox<150.0.1
150.0.1

Event History

Apr 28, 2026
Advisory Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of MFSA2026-35?

The severity of MFSA2026-35 is rated as high due to vulnerabilities that could allow for exploitation.

2

How do I fix MFSA2026-35?

You can fix MFSA2026-35 by updating Firefox to version 150.0.1 or later.

3

What vulnerabilities are addressed in MFSA2026-35?

MFSA2026-35 addresses various security vulnerabilities that could potentially compromise user data.

4

Is MFSA2026-35 relevant for older versions of Firefox?

Yes, MFSA2026-35 is crucial for users of older Firefox versions prior to 150.0.1 that may be vulnerable.

5

What should I do if I'm using a version of Firefox affected by MFSA2026-35?

If you're using an affected version, you should immediately upgrade to Firefox 150.0.1 to mitigate risks.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203