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Firefox Privacy Notice

Mozilla Foundation Security Advisory 2007-17

XUL Popup Spoofing

Announced
May 30, 2007
Reporter
Chris Thomas
Impact
Low
Products
Firefox, SeaMonkey
Fixed in
  • Firefox 1.5.0.12
  • Firefox 2.0.0.4
  • SeaMonkey 1.0.9
  • SeaMonkey 1.1.2

Description

Chris Thomas demonstrated that XUL popups opened by web content could be placed outside the boundaries of the content area. This could be used to spoof or hide parts of the browser chrome such as the location bar.

References