Exposure of Sensitive Information to an Unauthorized Actor
WebKit in Apple Safari before 4.0 allows user-assisted remote attackers to obtain sensitive information via vectors involving drag events and the dragging of content over a crafted web page.
CWE-200 - Information Exposure
An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.