VULNERABILITY INTELLIGENCE

CVE-2026-26164

CVSS score7.5 HIGH

EPSS probability0.80%

CISA KEVNot currently listed

Published2026-05-07

Last modified2026-10-26

Description

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