---
id: CVE-2026-23653
title: GitHub Copilot and Visual Studio Code Information Disclosure Vulnerability
summary: >-
  Improper neutralization of special elements used in a command ('command
  injection') in GitHub Copilot and Visual Studio Code allows an authorized
  attacker to disclose information over a network.
severity: medium
cvss: 5.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-77
vendor: Microsoft
product: Microsoft Visual Studio Code CoPilot Chat Extension
affected:
  - visual_studio_code_copilot_chat_extension >= 0.27.0 < 0.37.3
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-04-14T19:30:08.108370Z'
published: '2026-04-14'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T17:24:50.069Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-23653'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23653'
    label: GitHub Copilot and Visual Studio Code Information Disclosure Vulnerability
tags:
  - cve.org
epss: 0.00739
epssPercentile: 0.52572
ingestedAt: '2026-09-25T18:14:20.462Z'
---

## Overview

Improper neutralization of special elements used in a command ('command injection') in GitHub Copilot and Visual Studio Code allows an authorized attacker to disclose information over a network.

## Affected

- `visual_studio_code_copilot_chat_extension >= 0.27.0 < 0.37.3`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.