CVE-2026-42827

CVSS Score & Metrics

Base Score

6.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N                                    

Vulnerability Description

Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to disclose information over a network.

Vulnerability Details

Published Date

May 22, 2026

Last Modified

May 22, 2026

CWE ID

CWE-77

Source

NVD

External References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42827

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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