CyberICT

CVE-2026-55145

Microsoft · Published July 14, 2026

CVSS v3.1

MEDIUM
Patch availableGet patch

Description

Outlook Copilot Tampering Vulnerability. Improper neutralization of special elements used in a command ('command injection') in Outlook Copilot allows an authorized attacker to perform tampering over a network.

Affected Products

  • Microsoft Copilot

CVSS Vector

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