Show plain JSON{"containers": {"cna": {"affected": [{"product": "discourse", "vendor": "discourse", "versions": [{"status": "affected", "version": "< 2.8.3"}, {"status": "affected", "version": ">= 2.9.0.beta1, < 2.9.0.beta4"}]}], "descriptions": [{"lang": "en", "value": "Discourse is an open source platform for community discussion. In stable versions prior to 2.8.3 and beta versions prior 2.9.0.beta4 erroneously expose groups. When a group with restricted visibility has been used to set the permissions of a category, the name of the group is leaked to any user that is able to see the category. 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