CVE-2026-41100

medium Microsoft
CVSS v3 Base Score
4.4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS Score
0.0%
Exploitation probability in 30 days
Top 89% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Published: May 12, 2026 (58 days ago)
Last Modified: May 16, 2026
Vendor: Microsoft
Source: NVD

Description

Improper access control in M365 Copilot allows an authorized attacker to perform spoofing locally.

CWE

CWE-284

Affected Products

microsoft 365 copilot

References

🔗 msrc.microsoft.com