CVE-2026-42893

HIGH CVSS 7.4 View on NVD ↗

Description

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

CVSS Vector

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

References

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

Published: May 12, 2026 18:17 UTC Modified: May 13, 2026 15:34 UTC