Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a network.

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Vendors Products
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365 Copilot Subscribe
365 Copilot Ios Subscribe
365 Copilot Ios Subscribe
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 27 May 2026 18:30:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft 365 Copilot
CPEs cpe:2.3:a:microsoft:365_copilot:-:*:*:*:*:iphone_os:*:*
Vendors & Products Microsoft 365 Copilot

Tue, 26 May 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 26 May 2026 11:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 23 May 2026 00:15:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft 365 Copilot Ios
Vendors & Products Microsoft 365 Copilot Ios

Fri, 22 May 2026 22:30:00 +0000

Type Values Removed Values Added
Description Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a network.
Title Microsoft Copilot Tampering Vulnerability
First Time appeared Microsoft
Microsoft 365 Copilot Ios
Weaknesses CWE-77
CPEs cpe:2.3:a:microsoft:365_copilot_iOS:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft 365 Copilot Ios
References
Metrics cvssV3_1

{'score': 9.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-05-27T03:55:32.577Z

Reserved: 2026-04-16T19:12:36.194Z

Link: CVE-2026-41090

cve-icon Vulnrichment

Updated: 2026-05-26T10:55:12.460Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-22T23:16:52.500

Modified: 2026-05-27T18:23:00.457

Link: CVE-2026-41090

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-23T00:00:05Z

Weaknesses