CVE-2025-3028: Use-after-free triggered by XSLTProcessor

Published Apr 1, 2025
·
Updated

JavaScript code running while transforming a document with the XSLTProcessor could lead to a use-after-free.

Affected Software

10 affected componentsFixes available
Mozilla Thunderbird<137
137
Mozilla Thunderbird<128.9
128.9
Mozilla Firefox ESR<115.22
115.22
Mozilla Firefox ESR<128.9
128.9
Mozilla Firefox<137
137
Mozilla Firefox<115.22.0
Mozilla Firefox<137.0
Mozilla Firefox>=116.0<128.9.0
Mozilla Thunderbird<128.9.0
Mozilla Thunderbird>=129.0<=137.0

Event History

Apr 1, 2025
CVE Published
via Mozilla·12:00 AM
CVE Published
via MITRE·12:28 PM
Data Sourced
via MITRE·12:28 PM
Description
Data Sourced
via Red Hat·01:01 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2025-3028?

CVE-2025-3028 is classified as a high severity vulnerability due to the potential for use-after-free conditions in affected Mozilla products.

2

How do I fix CVE-2025-3028?

To address CVE-2025-3028, users should update their Firefox or Thunderbird to the latest versions 115.22, 128.9, or 137 as applicable.

3

Which versions are affected by CVE-2025-3028?

CVE-2025-3028 affects Firefox versions before 137, Firefox ESR versions before 115.22 and 128.9, as well as Thunderbird versions before 137.

4

What products are impacted by CVE-2025-3028?

CVE-2025-3028 impacts Mozilla Firefox, Firefox ESR, and Thunderbird related products.

5

Is there a workaround for CVE-2025-3028?

There are no recommended workarounds for CVE-2025-3028; updating to the secure versions is the only effective solution.

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