CVE-2026-41100
Microsoft 365 Copilot for Android Spoofing Vulnerability
CVSS Score
4.4
EPSS Score
0.0%
EPSS Percentile
0th
Improper access control in M365 Copilot allows an authorized attacker to perform spoofing locally.
| Vendor | microsoft |
| Product | microsoft 365 copilot for android |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | May 12, 2026 |
| Last Updated | Jun 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / Microsoft 365 Copilot for Android
1.0 < 16.0.19822.20190
Microsoft / Microsoft Excel for Android
16.0.0.0 < 16.0.19822.20190
Microsoft / Microsoft Loop for Android
1.0.0 < 16.0.19822.20190
Microsoft / Microsoft OneNote for Android
16.0.1 < 16.0.19822.20190
Microsoft / Microsoft PowerPoint for Android
16.0.0.0 < 16.0.19822.20190
Microsoft / Microsoft Word for Android
16.0.0.0 < 16.0.19822.20190