Critical severity9.9NVD Advisory· Published Sep 17, 2026

CVE-2026-85885

Description

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

Affected products

Microsoft/M365 Copilotllm-fuzzy

Patches

Vulnerability mechanics

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85885nvd

News mentions

No linked articles in our index yet.

cvss	0.643
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000