DNA View

High Severity Vulnerability

This vulnerability has been rated as High severity. Immediate action is recommended.

CVE-2025-64671

High

Low Medium High Critical

8.4

CVSS Score

Published: Dec 09, 2025

Last Modified: Dec 12, 2025

CWE: CWE-77

Vulnerability Description

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

CVSS Metrics

Common Vulnerability Scoring System

Vector String:

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

References & Resources

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-64671
secure@microsoft.com Vendor Advisory

Severity Details

8.4

out of 10.0

High

Weakness Type (CWE)

CWE-77 Top 25 #9

Improper Neutralization of Special Elements used in a Command ('Command Injection')

Description: The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
Exploit Likelihood: High
Typical Severity: Medium
OWASP Top 10: A03:2021-Injection
Abstraction Level: Class