CVE-2025-24143: 
Apple Safari vulnerability analysis and mitigation

CVE-2025-24143 is a security vulnerability affecting WebKit, discovered and disclosed in January 2025. The vulnerability affects multiple Apple products including macOS Sequoia 15.3, Safari 18.3, iOS 18.3, iPadOS 18.3, and visionOS 2.3. The issue allows a maliciously crafted webpage to fingerprint users due to improper access restrictions to the file system (Apple Security, CVE Details).

The vulnerability stems from insufficient access restrictions to the file system within WebKit. The issue was identified and tracked as WebKit Bugzilla: 283117. Apple addressed the vulnerability by implementing improved access restrictions to the file system. The CVSS v3 base score for this vulnerability is 6.5, indicating a moderate severity level (Red Hat CVE).

When exploited, this vulnerability allows malicious websites to fingerprint users, potentially compromising user privacy and anonymity. The vulnerability affects the confidentiality aspect of the system, with potential technical impacts including unauthorized access to application data and the ability to read files or directories (Red Hat CVE).

Apple has released security updates to address this vulnerability in multiple products: macOS Sequoia 15.3, Safari 18.3, iOS 18.3 and iPadOS 18.3, and visionOS 2.3. Users are advised to update their systems to these latest versions. For systems that cannot be immediately updated, users should avoid visiting untrusted web pages or loading untrusted web content with WebKit (Apple Security).