CVE-2025-24263: 
macOS vulnerability analysis and mitigation

A privacy issue was discovered in macOS Sequoia that allowed apps to observe unprotected user data. The vulnerability (CVE-2025-24263) was reported by Cristian Dinca of "Tudor Vianu" National High School of Computer Science, Romania and was addressed by Apple by moving sensitive data to a protected location. The issue was fixed in macOS Sequoia 15.4, released on March 31, 2025 (Apple Support).

The vulnerability was identified as a privacy exposure issue where sensitive user data was stored in an unprotected location, making it accessible to applications without proper authorization. The issue received a CVSS v3.1 Base Score of 9.8 (CRITICAL) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H, indicating a severe security risk. The vulnerability was classified under CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) (NVD).

The vulnerability could allow malicious applications to access sensitive user data that should have been protected. This unauthorized access to user data represents a significant privacy breach that could potentially expose confidential information to unauthorized applications (Apple Support).

Apple addressed this vulnerability in macOS Sequoia 15.4 by moving sensitive data to a protected location. Users are advised to update their systems to macOS Sequoia 15.4 or later to protect against this vulnerability (Apple Support).