CVE-2025-43231: 
macOS vulnerability analysis and mitigation

A logic issue vulnerability (CVE-2025-43231) was discovered in macOS Sonoma that could allow an app to access user-sensitive data. The vulnerability was disclosed and patched on September 15, 2025, in macOS Sonoma 14.8. The issue was discovered by Mickey Jin (@patch1t), Kirin@Pwnrin and LFY@secsys from Fudan University, along with an anonymous researcher (Apple Support).

The vulnerability stems from a logic issue in macOS Sonoma's LaunchServices component. The issue has been assigned a CVSS v3 Base Score of 5.5 (Medium), with an Impact Score of 3.6 and Exploitability Score of 1.8. The attack vector is Local (AV:L), with Low attack complexity (AC:L), requiring No privileges (PR:N) but needs User interaction (UI:R). The scope is Unchanged (S:U), with High impact on Confidentiality (C:H) but No impact on Integrity (I:N) and Availability (A:N) (AttackerKB).

The vulnerability allows a malicious application to access user-sensitive data, potentially compromising user privacy and confidential information. The high confidentiality impact rating indicates that the vulnerability could lead to significant unauthorized access to sensitive user data (Apple Support).

Apple has addressed this vulnerability by implementing improved checks in macOS Sonoma 14.8. Users are advised to update their systems to this version or later to mitigate the risk. The patch was released on September 15, 2025 (Apple Support).