AI
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Microsoft Copilot Vulnerability Triggers Password Leak
[META_TITLE]Copilot hack: Varonis exploit used secret AI input[/META_TITLE] [META_DESCRIPTION]Varonis researchers tricked Microsoft 365 Copilot into revealing u...
Varonis researchers built an exploit that forces Microsoft 365 Copilot Enterprise to leak passwords and sensitive data after a single link click. The secret input behind the hack came directly from Copilot itself — the researchers asked, and the AI told them. Microsoft's response could not be confirmed from the available material.
[META_TITLE]Copilot hack: Varonis exploit used secret AI input[/META_TITLE]
[META_DESCRIPTION]Varonis researchers tricked Microsoft 365 Copilot into revealing user passwords after a single link click — by asking Copilot to expose the flaw.[/META_DESCRIPTION]
[PAGE_TITLE]Copilot Showed Hackers Its Own Weakness — Then Spilled User Passwords[/PAGE_TITLE]
[FOCUS_KEYWORD]Microsoft Copilot vulnerability[/FOCUS_KEYWORD]
[SECONDARY_KEYWORDS]Microsoft 365 Copilot Enterprise attack, Copilot prompt injection, Varonis AI exploit, Copilot data exfiltration[/SECONDARY_KEYWORDS]
[KEY_FACTS]
• **Main Update:** Researchers at security firm Varonis developed an exploit targeting Microsoft 365 Copilot Enterprise.
• **Impact:** The exploit can exfiltrate user passwords and sensitive data when a user does nothing more than click a link — without explicit user confirmation.
• **Discovery Method
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