CVE-2025-43185
macOS vulnerability analysis and mitigation

Overview

A downgrade issue was discovered in the Voice Control component of macOS Sequoia that could allow an app to access protected user data. The vulnerability, tracked as CVE-2025-43185, was reported by security researcher Mickey Jin (@patch1t) and fixed in macOS Sequoia 15.6 released on July 29, 2025 (Apple Support).

Technical details

The vulnerability is a downgrade issue that was addressed with additional code-signing restrictions in the Voice Control component. The issue has been assigned a CVSS v3.1 base score of 5.5 (Medium) with the vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N, indicating local access is required and user interaction is needed (NVD). The weakness has been classified as CWE-347 (Improper Verification of Cryptographic Signature).

Impact

If exploited, this vulnerability could allow a malicious application to access protected user data on affected systems. The CVSS scoring indicates high confidentiality impact, while integrity and availability are not affected (NVD).

Mitigation and workarounds

Apple has addressed this vulnerability by implementing additional code-signing restrictions in macOS Sequoia 15.6. Users are advised to update to this version to protect against potential exploitation (Apple Support).

Additional resources


SourceThis report was generated using AI

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