What is CVE-2025-64660?

CVE-2025-64660 is a high-severity vulnerability in Microsoft Visual Studio Code, classified under Improper Access Control. CVSS score: 8.0/10. Published 2025-11-20.

How severe is CVE-2025-64660?

High severity. CVSS v3 base score is 8.0 out of 10.

Vulnerability in Microsoft Visual Studio Code

CVE-2025-64660

Improper access control in GitHub Copilot and Visual Studio Code allows an authorized attacker to execute code over a network.

EPSS: 0.001 (24.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Microsoft Visual Studio Code — versions 1.0.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

GitHub Copilot and Visual Studio Code Remote Code Execution Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-64660?: CVE-2025-64660 is a high-severity vulnerability in Microsoft Visual Studio Code, classified under Improper Access Control. CVSS score: 8.0/10. Published 2025-11-20.
How severe is CVE-2025-64660?: High severity. CVSS v3 base score is 8.0 out of 10.