CVE-2025-10535: Information disclosure, mitigation bypass in the Privacy component in Firefox for Android

Published Sep 16, 2025
·
Updated

Information disclosure, mitigation bypass in the Privacy component in Firefox for Android. This vulnerability was fixed in Firefox 143.

Affected Software

3 affected componentsFixes available
Mozilla Firefox<143
Mozilla Firefox<143
143
Mozilla Firefox<143.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 143
  2. Upgrade

    Upgrade Firefox for Android (Privacy component) to a version that resolves this vulnerability.

    Fixed in 143

Event History

Sep 16, 2025
CVE Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
CVE Published
via MITRE·12:26 PM
Data Sourced
via MITRE·12:26 PM
Description
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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 CVE-2025-10535?

CVE-2025-10535 has been assessed with a moderate severity level.

2

How do I fix CVE-2025-10535?

Upgrading Mozilla Firefox to version 143 or later resolves the issues related to CVE-2025-10535.

3

What specifically does CVE-2025-10535 affect in Firefox?

CVE-2025-10535 affects versions of Firefox prior to 143, potentially allowing unauthorized access to certain features.

4

Is CVE-2025-10535 a remote code execution vulnerability?

No, CVE-2025-10535 does not directly enable remote code execution, but it may impact browser functionality.

5

When was CVE-2025-10535 disclosed?

CVE-2025-10535 was disclosed in 2025, highlighting vulnerabilities in earlier versions of Firefox.

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