Querybook is a Big Data Querying UI, combining collocated table metadata and a simple notebook interface. Querybook's datadocs functionality works by using a Websocket Server. The client talks to this WSS whenever updating/deleting/reading any cells as well as for watching the live status of query executions. Currently the CORS setting allows all origins, which could result in cross-site websocket hijacking and allow attackers to read/edit/remove datadocs of the user. This issue has been addressed in version 3.32.0. Users are advised to upgrade. There are no known workarounds for this…Read More

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