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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-26133

M365 Copilot Information Disclosure Vulnerability

Description

AI command injection in M365 Copilot allows an unauthorized attacker to disclose information over a network.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Microsoft 365 Copilot for Android

  • 1.0 to < 16.0.19815.10000affected

Microsoft Microsoft 365 Copilot for iOS

  • 1.0 to < 2.107.2affected

Microsoft Microsoft Edge for Android

  • 1.0.0 to < 145.3800.99affected

Microsoft Microsoft Edge for iOS

  • 1.0.0.0 to < 145.3800.99affected

Microsoft Microsoft Excel for Android

  • 16.0.0.0 to < 16.0.19822.20038affected

Microsoft Microsoft Excel for iOS

  • 1.0 to < 2.106.26020617affected

Microsoft Microsoft Loop for iOS

  • 2.0.0 to < 2.106.26020617affected

Microsoft Microsoft OneNote

  • 1.0.0 to < 2.106.26020617affected

Microsoft Microsoft OneNote for Android

  • 16.0.1 to < 16.0.19725.20142affected

Microsoft Microsoft Outlook for Android

  • 1.0 to < 5.2605affected

Microsoft Microsoft Outlook for iOS

  • 1.0.0 to < 5.2605affected

Microsoft Microsoft Outlook for Mac

  • 1.0.0 to < 5.2605affected

Microsoft Microsoft PowerBI for Android

  • 2.0.0 to < 2.2.260210.21290750affected

Microsoft Microsoft PowerBI for iOS

  • 1.0.0 to < 1.2.260302.2193910affected

Microsoft Microsoft PowerPoint for Android

  • 16.0.0.0 to < 16.0.19822.20038affected

Microsoft Microsoft PowerPoint for iOS

  • 1.0 to < 2.106.26020617affected

Microsoft Microsoft Teams for Android

  • 1.0.0 to < 1.0.0.2026043102affected

Microsoft Microsoft Teams for iOS

  • 2.0.0 to < 8.3.1affected

Microsoft Microsoft Word for Android

  • 16.0.0.0 to < 16.0.19822.20038affected

Microsoft Microsoft Word for iOS

  • 2.0.0 to < 2.106.26020617affected

References