CVE-2026-85885 PUBLISHED

Microsoft 365 Copilot Elevation of Privilege Vulnerability

Assigner: microsoft
Reserved: 04.09.2026 Published: 17.09.2026 Updated: 17.09.2026

Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an authorized attacker to elevate privileges over a network.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS Score: 9.9

Product Status

Vendor Microsoft
Product Microsoft 365 Copilot
Versions
  • Version - is affected

References

Problem Types