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CVE-2025-59286
Published: Oct 9, 2025
Modified: Feb 26, 2026
PUBLISHED
CVSS v3.1
9.3
CRITICAL
Description
Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to disclose information over a network.
| Vendor | Product | Versions |
|---|---|---|
Microsoft | Microsoft 365 Copilot's Business Chat | affected - |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
None
References
Copilot Information Disclosure Vulnerability
vendor-advisory
patch
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