CVE-2025-43441: 
Apple Safari vulnerability analysis and mitigation

CVE-2025-43441 is a security vulnerability discovered in WebKit, affecting multiple Apple operating systems including macOS, iOS, iPadOS, and visionOS. The vulnerability was discovered by researcher rheza (@ginggilBesel) and was publicly disclosed in November 2025. The affected systems include macOS Tahoe, iOS 18.7.2, iPadOS 18.7.2, and visionOS 26.1 (Apple Support).

The vulnerability is characterized as a process crash issue in WebKit that occurs when processing maliciously crafted web content. The technical root cause was identified as a memory handling problem. The issue was addressed by Apple through improved memory handling implementation in WebKit (WebKit Bugzilla: 298496) (Apple Support).

When exploited, this vulnerability can lead to unexpected process crashes when processing maliciously crafted web content. This could potentially affect users browsing malicious websites, leading to denial of service conditions (Apple Support).

Apple has addressed this vulnerability in the security updates released in November 2025, including macOS Tahoe 26.1, iOS 18.7.2, iPadOS 18.7.2, and visionOS 26.1. Users are advised to update their devices to the latest version to receive the security patch (Apple Support).