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

Wed, 14 Oct 2026 23:15:00 +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 disclose information over a network. Ai command injection in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.

Fri, 25 Sep 2026 20:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:microsoft:copilot:-:*:*:*:*:*:*:*

Mon, 21 Sep 2026 17:30:00 +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'}


Fri, 18 Sep 2026 23:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 17 Sep 2026 23:15:00 +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 disclose information over a network.
Title Microsoft Copilot Information Disclosure Vulnerability
First Time appeared Microsoft
Microsoft copilot
Weaknesses CWE-77
CPEs cpe:2.3:a:microsoft:copilot:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft copilot
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C'}


cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-09-17T22:55:52.438Z

Updated: 2026-10-14T23:05:37.750Z

Reserved: 2026-06-17T17:37:17.983Z

Link: CVE-2026-55946

cve-icon Vulnrichment

Updated: 2026-09-18T14:30:26.268Z

cve-icon NVD

Status : Modified

Published: 2026-09-17T23:17:46.687

Modified: 2026-10-14T23:17:56.073

Link: CVE-2026-55946

cve-icon Redhat

No data.