The Document::open function in WebKit/Source/core/dom/Document.cpp in Google Chrome before 47.0.2526.73 does not ensure that page-dismissal event handling is compatible with modal-dialog blocking, which makes it easier for remote attackers to spoof Omnibox content via a crafted web site.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.