CVE-2026-26133

HighCVSS 7.1/10Last modified Jun 17, 2026

Description

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

Metrics

CVSS 3.1 7.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N

Weakness enumeration

CWE-77

Affected software

VendorProductVersions
MicrosoftMicrosoft 365 Copilot for Android>= 1.0, < 16.0.19815.10000
MicrosoftMicrosoft 365 Copilot for iOS>= 1.0, < 2.107.2
MicrosoftMicrosoft Edge for Android>= 1.0.0, < 145.3800.99
MicrosoftMicrosoft Edge for iOS>= 1.0.0.0, < 145.3800.99
MicrosoftMicrosoft Excel for Android>= 16.0.0.0, < 16.0.19822.20038
MicrosoftMicrosoft Excel for iOS>= 1.0, < 2.106.26020617
MicrosoftMicrosoft Loop for iOS>= 2.0.0, < 2.106.26020617
MicrosoftMicrosoft OneNote>= 1.0.0, < 2.106.26020617
MicrosoftMicrosoft OneNote for Android>= 16.0.1, < 16.0.19725.20142
MicrosoftMicrosoft Outlook for Android>= 1.0, < 5.2605
MicrosoftMicrosoft Outlook for iOS>= 1.0.0, < 5.2605
MicrosoftMicrosoft Outlook for Mac>= 1.0.0, < 5.2605
MicrosoftMicrosoft PowerBI for Android>= 2.0.0, < 2.2.260210.21290750
MicrosoftMicrosoft PowerBI for iOS>= 1.0.0, < 1.2.260302.2193910
MicrosoftMicrosoft PowerPoint for Android>= 16.0.0.0, < 16.0.19822.20038
MicrosoftMicrosoft PowerPoint for iOS>= 1.0, < 2.106.26020617
MicrosoftMicrosoft Teams for Android>= 1.0.0, < 1.0.0.2026043102
MicrosoftMicrosoft Teams for iOS>= 2.0.0, < 8.3.1
MicrosoftMicrosoft Word for Android>= 16.0.0.0, < 16.0.19822.20038
MicrosoftMicrosoft Word for iOS>= 2.0.0, < 2.106.26020617

References

Timeline

Published
Mar 16, 2026
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2026

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CVE-2026-26133: High severity, CVSS 7.1 | Vulnix