CVE-2025-64660CWE-284broken-access-control

CVE-2025-64660

High · published November 21, 2025

CVSS v3.1
8.0
EPSS
1%
Percentile
47.9
In the wild
Unconfirmed
What it is

⚡ An authorized attacker can execute code over the network, and this vulnerability exists in GitHub Copilot and Visual Studio Code! 🚨 Think of this bug like a restaurant that forgot to check IDs at the bar — anyone can waltz in and order a drink. In this case, the attacker can serve up their own malicious code without proper checks in place! This means an attacker could potentially manipulate your development environment, run harmful scripts, or even seize control of your system. The implications could be financially and reputationally catastrophic, especially if sensitive data is exposed or altered!

Put simply

Think of this bug like a restaurant that forgot to check IDs at the bar — anyone can waltz in and order a drink. In this case, the attacker can serve up their own malicious code without proper checks in place! Improper access control allows an attacker, who is already authorized, to execute code over the network without sufficient safeguards. This flaw can lead to unauthorized actions within the application, creating a significant security risk.

What to do

This means an attacker could potentially manipulate your development environment, run harmful scripts, or even seize control of your system. The implications could be financially and reputationally catastrophic, especially if sensitive data is exposed or altered! To mitigate this issue, ensure you update GitHub Copilot and Visual Studio Code to their latest versions immediately. Review access controls and permissions to tighten your security posture and prevent unauthorized code execution. You've got this! By following these steps, you’re on your way to becoming a security hero! 🛡️

The record
Technical detail
CVSS v3.1
8.0 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00598 · 47.9th percentile
Weakness
CWE-284 · Improper Access Control
Published
2025-11-21T04:15Z
Affected products (1)
ProductVersionsFixed in
microsoft/visual_studio_code< 1.106.21.106.2
References (1)
EPSS history
Timeline
  • 20 NOV 22:18Z
    GitHub Copilot and Visual Studio Code Remote Code Execution Vulnerability
    cvelistv5