CVE-2025-59272

CRITICAL

Microsoft 365 Copilot Chat - Information Disclosure via Command Injection

Title source: llm
STIX 2.1

Description

Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to perform information disclosure locally.

References (1)

Core 1
Core References

Scores

CVSS v3 9.3
EPSS 0.0011
EPSS Percentile 28.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-77
Status published
Products (1)
microsoft/365_copilot_chat
Published Oct 09, 2025
Tracked Since Feb 18, 2026