The software does not properly remove sensitive data from a source when preparing it for, or transferring it to, an untrusted destination.

An example of a cross-boundary cleansing information leak would be if an internal IP address might be discovered. This discloses information about the IP addressing scheme of the internal network and can be valuable to attackers.

An example of a cross-boundary cleansing information leak would be if an internal IP address might be discovered. The leak discloses information about the IP addressing scheme of the internal network and can be valuable to attackers. Another example would be features in software that export or copy documents without removing sensitive information such as edit history in a Word and PDF.

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