CVE-2026-85885
Medium
Elevated severity or exploit probability.
CVSS base
9.9
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
1.0%
60.8th percentile
CISA KEV
Not listed
Weakness / dates
CWE-77
Published 2026-09-17 · modified 2026-09-19
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.