CVE-2025-32711

M365 Copilot Information Disclosure Vulnerability

State: Published
Severity: 9.3 Critical
Published: Jun 11, 2025
Updated: Feb 26, 2026
Reserved: Apr 9, 2025

Description

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

Scores

CVSS	Score	Vector	Source
3.1	9.3 Critical	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	microsoft

Weaknesses

CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Affected Products

Product	Versions
Microsoft 365 CopilotMicrosoft	-Affected

References

M365 Copilot Information Disclosure Vulnerabilityvendor-advisorypatch
https://www.aim.security/lp/aim-labs-echoleak-m365

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