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Firefox Privacy Notice

Mozilla Foundation Security Advisory 2007-33

XUL pages can hide the window titlebar

Announced
October 18, 2007
Reporter
Eli Friedman
Impact
Low
Products
Firefox, SeaMonkey
Fixed in
  • Firefox 2.0.0.8
  • SeaMonkey 1.1.5

Description

Mozilla developer Eli Friedman discovered that web pages written in the XUL markup language (rather than the usual HTML) can hide their window's titlebar. It may have been possible to abuse this ablity to create more convincing spoof and phishing pages.

References