<ul><li>A security flaw has been found in Microsoft's OneDrive File Picker by researchers, allowing threat actors potential access to cloud archives.</li><li>The flaw is due to excessive permissions requested by File Picker, including read access to the entire drive, caused by the lack of fine-grained OAuth permissions.</li><li>The Oasis Research Team highlighted the consequence of this flaw, potentially leading to customer data leakage and non-compliance with regulations.</li><li>Microsoft has acknowledged the issue regarding the security flaw but has not issued a fix yet.</li></ul>

A key Microsoft OneDrive feature has a worrying security flaw which could expose user data

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