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Microsoft Patches Copilot Flaw Exposing Enterprise Data

Microsoft has addressed a critical vulnerability in its Copilot AI assistant that could have allowed unauthorized access to sensitive enterprise data and two-factor authentication codes. Researchers from Varonis demonstrated a one-click exploit that leveraged Copilot's search functionality to expose this information. The company has since released a patch to fix the security flaw. AI

IMPACT This patch addresses a critical security vulnerability in Microsoft's Copilot, preventing potential data theft and unauthorized access to sensitive enterprise information.

RANK_REASON The cluster describes a security patch for an existing AI product, not a new release or research.

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Microsoft Patches Copilot Flaw Exposing Enterprise Data

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  1. Mastodon — mastodon.social TIER_1 English(EN) · winbuzzer ·

    https:// winbuzzer.com/2026/06/16/micro soft-patches-copilot-searchleak-data-theft-flaw-xcxwbn/ Microsoft has patched a Copilot flaw after researchers showed a

    https:// winbuzzer.com/2026/06/16/micro soft-patches-copilot-searchleak-data-theft-flaw-xcxwbn/ Microsoft has patched a Copilot flaw after researchers showed a one-click chain that could expose two-factor codes and enterprise data via search. # AI # SearchLeak # Microsoft365Copil…