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Microsoft Security Response CenterCVE-2026-41614

M365 Copilot for Desktop Spoofing Vulnerability

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

Read the vendor bulletin Get alerts for M365 Copilot for Desktop
6.2CVSS out of 10High severity
Scope

What the vendor says is affected

  • M365 Copilot for Desktop

Versions the vendor lists as fixed

  • 19.2604.43111.0
Next step

What the vendor recommends

Release Notes

Review the complete instructions on the vendor's site
Timeline

When this advisory changed

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

Vulnerabilities

CVEs named in this advisory

CVE-2026-41614View CVSS, KEV, EPSS, and threat context
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