browser.js in Mozilla Firefox 1.5.x before 220.127.116.11 and 2.x before 18.104.22.168,
and SeaMonkey before 1.0.8 uses the requesting URI to identify child
windows, which allows remote attackers to conduct cross-site scripting
in combination with multiple frames having the same data: URI.
Updated: 2016-03-23 03:28:14 UTC (commit 10817)