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M365 Copilot Information Disclosure Vulnerability

🗓️ 18 Jun 2026 14:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 35 Views

M365 Copilot information disclosure from missing authentication in a critical function allows network disclosure.

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attackerkb
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CVE-2026-54130
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29 Jun 202600:00
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19 Jun 202600:31
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18 Jun 202600:00
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nvd
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18 Jun 202622:16
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ptsecurity
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rapid7
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CVE-2026-54130: Missing Authentication for Critical Function
18 Jun 202600:00
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18 Jun 2026 14:00Current
8.1High risk
Vulners AI Score8.1
CVSS 3.17.5 - 9.8
EPSS0.01084
SSVC
35