Microsoft assigned CVE-2026-21520 to a Copilot Studio prompt injection vulnerability and patched it in January — but in ...
Researchers have exploited a vulnerability in Microsoft's Copilot Studio tool allowing them to make external HTTP requests that can access sensitive information regarding internal services within a ...
Microsoft Copilot Studio made it easy to create a first agent from a plain-language description, but SharePoint-backed knowledge required extra connection setup. A SharePoint-hosted Excel workbook did ...
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