CVE-2025-32711: M365 Copilot Information Disclosure Vulnerability

Overview

Severity

Critical (CVSS 9.3)

CVSS Vector

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

Category

Information Disclosure

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2025-Jun

Released

2025-06-11

Last Updated

2026-02-20

EPSS Score

9.91% (percentile: 93.0%)

Description

Ai command injection in M365 Copilot allows an unauthorized attacker to disclose information over a network.

FAQ

Why are there no links to an update or instructions with steps that must be taken to protect from this vulnerability? This vulnerability has already been fully mitigated by Microsoft. There is no action for users of this service to take. The purpose of this CVE is to provide further transparency. Please see Toward greater transparency: Unveiling Cloud Service CVEs for more information.

Detection & Weaponization (1 sources)

Maturity: Exploit

• GitHub PoC: 1 repositories

Affected Products (1)

Apps

• Microsoft 365 Copilot

Acknowledgments

Aim Labs (Part of Aim Security), <a href="https://x.com/es7evam">Estevam Arantes</a> with Microsoft

Revision History

• 2025-06-11: Information published.
• 2025-06-17: Added an acknowledgement. This is an informational change only.
• 2026-02-20: Updated CWE value. This is an informational change only.