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Home / CVE DB / CVE-2025-64671
Standard
Vulnerability Identifier

CVE-2025-64671

2025-12-09
Severity Assessment
8.4
HIGH
CVSS v3.x Score
Clinical Analysis (Description)

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

Vector Sequencing

Attack Parameters

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Impact Consequences

Technical Impact

Unchanged
Scope
High
Confidentiality
High
Integrity
High
Availability
AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Classification

CWE-CWE-77

View CWE Details ↗
Timeline

Time Line

PUBLICATION
09 Dec 2025
MODIFICATION
12 Dec 2025
Impact Statistics

Key Metrics

CVSS Score
8.4
HIGH
Articles
1
Published
Remediation Protocol

Recommended Solution

No automatic solution found. Check vendor references.
Patch Library
No direct patch listed in database.
Associated Cyber Intelligence

Related News Articles

1 article(s) mentioning this vulnerability

Article #1

Microsoft Patch Tuesday, December 2025 Edition: A Comprehensive Security Update

Microsoft releases December 2025 Patch Tuesday update addressing over 1,100 security flaws, including critical vulnerabilities affecting Windows and Office applications.

7
01 Jan 2026 Vulnerability HIGH
Recommended Actions for Administrators

Immediate Action Plan

1. Inventory

Identify all affected systems in your infrastructure.

2. Assessment

Assess exposure and criticality for your organization.

3. Mitigation

Apply patches or available workarounds.

4. Verification

Test and confirm effectiveness of applied measures.

Sources & Bibliography
NIST NVD MITRE CVE External Reference ↗