The webkit2gtk and webkit2gtk3 engines contain a type confusion flaw. This issue is actively exploited and may allow an attacker to execute arbitrary code by tricking a user into viewing a malicious website. Apple has addressed this vulnerability in iOS 17.3 and iPadOS 17.3, macOS Sonoma 14.3, tvOS 17.3, iOS 16.7.5, iPadOS 16.7.5, and macOS Monterey 12.7.3. The vulnerability exists in WebKit, the browser engine used by Safari.