Moole Vulnerability Database

Find real vulnerabilities before they ship

High

CVE-2026-42893

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

VectorNETWORK

PublishedMay 12, 2026, 18:17

Published Bysecure@microsoft.com

Base Score

Score7.5

Affected Versions

No affected versions found.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42893

Weakness Type

CWE-77

CVSS Metrics

Base Score

7.5

Vector String

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

Base SeverityHigh

Version

3.1

Attack Vector (AV)

NETWORK