Unspecified vulnerability in Microsoft Outlook in Office 2000 SP3, XP SP3, 2003 SP2 and Sp3, and Office System allows user-assisted remote attackers to execute arbitrary code via a crafted mailto URI.
Improper Control of Generation of Code The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.