Unspecified vulnerability in Microsoft Excel 2000 SP3 through 2007, Viewer 2003, Compatibility Pack, and Office 2004 for Mac allows user-assisted remote attackers to execute arbitrary code via crafted data validation records, aka "Excel Data Validation Record Vulnerability."
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.