CVE-2026-85885 — Microsoft 365 Copilot Elevation of Privilege Vulnerability

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

Published: 2026-09-17 · CVSS: 9.9 · CVSS 3.1

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

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7