Exposure of Sensitive Information to an Unauthorized Actor
Google Chrome before 6.0.472.59 does not prompt the user before granting access to the extension history, which allows attackers to obtain potentially sensitive information via unspecified vectors.
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.