CVE-2025-24201: 
vulnerability analysis and mitigation

CVE-2025-24201 is an out-of-bounds write vulnerability in Apple's WebKit engine that was discovered and patched in March 2025. The vulnerability affects multiple Apple products including visionOS 2.3.2, iOS 18.3.2, iPadOS 18.3.2, macOS Sequoia 15.3.2, and Safari 18.3.1. This is a supplementary fix for an attack that was previously blocked in iOS 17.2, with Apple acknowledging that the issue may have been exploited in extremely sophisticated attacks against specific targeted individuals on versions of iOS before iOS 17.2 (Apple Advisory).

The vulnerability is classified as an out-of-bounds write issue (CWE-787) in WebKit that could allow maliciously crafted web content to break out of the Web Content sandbox. The issue was addressed with improved checks to prevent unauthorized actions. The vulnerability has received a CVSS v3.1 base score of 8.8 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating high severity with network attack vector, low attack complexity, and requiring user interaction (NVD).

The vulnerability allows maliciously crafted web content to break out of the Web Content sandbox, potentially compromising the security of affected devices. The impact is particularly severe as it affects multiple Apple platforms and has been actively exploited in sophisticated targeted attacks (Apple Advisory).

Apple has released security updates to address this vulnerability across multiple platforms: visionOS 2.3.2, iOS 18.3.2, iPadOS 18.3.2, macOS Sequoia 15.3.2, and Safari 18.3.1. Users are strongly advised to update their devices to these latest versions immediately (Apple Advisory, Full Disclosure).