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Mozilla Foundation Security Advisory 2007-25

Title: XPCNativeWrapper pollution
Impact: Moderate
Announced: July 17, 2007
Reporter: shutdown and moz_bug_r_a4
Products: Firefox

Fixed in: Firefox
  SeaMonkey 1.1.3


Mozilla security researchers shutdown and moz_bug_r_a4 reported two separate ways to modify an XPCNativeWrapper such that subsequent access by the browser would result in executing user-supplied code.