CVE-2025-64671

High

Description

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

SeverityHigh

CVSS8.4

Exploit probability30. percentile0.4%

Product

Microsoft Github Copilot

PublishedDec 9, 2025

First seenDec 9, 2025

Weakness typeCWE-77Command injection

How to fix

Update

microsoft github_copilot1.5.60-243 or later

Patches

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-64671

Affected products

Product	Affected versions	Fixed in
microsoft github_copilot	v < 1.5.60-243	1.5.60-243

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