CVE-2025-10535
NixOS vulnerability analysis and mitigation

Overview

CVE-2025-10535 is a security vulnerability affecting Firefox for Android versions below 143. The vulnerability was discovered by Rebeca Tudor and was disclosed on September 16, 2025. It has been classified as an information disclosure and mitigation bypass issue in the Privacy component (Mozilla Advisory).

Technical details

The vulnerability has been assessed with a low impact severity rating according to Mozilla's security advisory. The specific technical details of the vulnerability are limited in public sources, but it has been identified as both an information disclosure issue and a mitigation bypass in the Privacy component of Firefox for Android (Mozilla Advisory).

Impact

The vulnerability has been rated as having a low impact on affected systems. As an information disclosure and mitigation bypass issue, it could potentially lead to unauthorized access to private information in Firefox for Android (Mozilla Advisory).

Mitigation and workarounds

The vulnerability has been fixed in Firefox 143. Users of affected versions should upgrade to Firefox 143 or later to mitigate this security issue (Mozilla Advisory).

Additional resources


SourceThis report was generated using AI

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