CVE-2025-30450: 
macOS vulnerability analysis and mitigation

CVE-2025-30450 is a security vulnerability in Apple's macOS operating system that affects the manpages component. The vulnerability was disclosed on March 31, 2025, and fixed in macOS Ventura 13.7.5, macOS Sequoia 15.4, and macOS Sonoma 14.7.5. The issue allows a malicious application to access sensitive user data through improper validation of symlinks (Apple Support, NVD).

The vulnerability stems from insufficient validation of symlinks in the manpages component of macOS. 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, low attack complexity, no privileges required, and user interaction is needed. The vulnerability primarily affects confidentiality, with no impact on integrity or availability (CISA-ADP).

When exploited, this vulnerability allows a malicious application to gain unauthorized access to sensitive user data. The impact is limited to data exposure, with no ability to modify system files or cause system disruption (Apple Support).

Apple has addressed this vulnerability by improving the validation of symlinks in the affected versions. Users are advised to update to macOS Ventura 13.7.5, macOS Sequoia 15.4, or macOS Sonoma 14.7.5, depending on their operating system version (Apple Support, Apple Support, Apple Support).