Hi szazs89,
The register_globals feature is currently required for OCS 1.x only; the 2.x versions of the suite do not use it. We'll be releasing OCS 2.0 soon and it won't require register_globals either.
In the meantime, OCS 1.x should be secure from global variable attacks.
Regards,
Alec Smecher
Public Knowledge Project Team
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