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Medium severity6.2NVD Advisory· Published May 12, 2026· Updated May 14, 2026

CVE-2026-41614

CVE-2026-41614

Description

Improper access control in M365 Copilot for Desktop allows an unauthorized attacker to perform spoofing locally.

Affected products

2

Microsoft/365 Copilot
cpe:2.3:a:microsoft:365_copilot:*:*:*:*:*:windows:*:*
Range: <19.2604.43111.0
Microsoft/Officellm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41614nvdVendor Advisory

News mentions

2

Patch Tuesday - May 2026
Rapid7 Blog · May 13, 2026
Microsoft May 2026 Patch Tuesday fixes 120 flaws, no zero-days
BleepingComputer · May 12, 2026