CVE-2026-85885: Microsoft 365 Copilot Elevation of Privilege Vulnerability

Published Sep 17, 2026
·
Updated

Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an authorized attacker to elevate privileges over a network.

Other sources

Microsoft 365 Copilot Elevation of Privilege Vulnerability

Microsoft

Affected Software

2 affected components
Microsoft 365 Copilot
Microsoft M365 Copilot

Event History

Sep 17, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·10:55 PM
Data Sourced
via MITRE·10:55 PM
DescriptionSeverity

Contact

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